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7 Appendix B: Product Behavior

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The information in this specification is applicable to the following Microsoft products or supplemental software. References to product versions include updates to those products.

The terms "earlier" and "later", when used with a product version, refer to either all preceding versions or all subsequent versions, respectively. The term "through" refers to the inclusive range of versions. Applicable Microsoft products are listed chronologically in this section.

Windows Client

  • Windows NT operating system

  • Windows 2000 Professional operating system

  • Windows XP operating system

  • Windows Vista operating system

  • Windows 7 operating system

  • Windows 8 operating system

  • Windows 8.1 operating system

  • Windows 10 operating system

  • Windows 11 operating system

Windows Server

  • Windows 2000 Server operating system

  • Windows Server 2003 operating system

  • Windows Server 2003 R2 operating system

  • Windows Server 2008 operating system

  • Windows Server 2008 R2 operating system

  • Windows Server 2012 operating system

  • Windows Server 2012 R2 operating system

  • Windows Server 2016 operating system

  • Windows Server operating system

  • Windows Server 2019 operating system

  • Windows Server 2022 operating system

  • Windows Server 2025 operating system

Exceptions, if any, are noted in this section. If an update version, service pack or Knowledge Base (KB) number appears with a product name, the behavior changed in that update. The new behavior also applies to subsequent updates unless otherwise specified. If a product edition appears with the product version, behavior is different in that product edition.

Unless otherwise specified, any statement of optional behavior in this specification that is prescribed using the terms "SHOULD" or "SHOULD NOT" implies product behavior in accordance with the SHOULD or SHOULD NOT prescription. Unless otherwise specified, the term "MAY" implies that the product does not follow the prescription.

<1> Section 2.1.2: An authentication level of RPC_C_AUTHN_LEVEL_PKT_PRIVACY is used only in Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2 operating system.

<2> Section 2.2.21: The structures are not available in Windows NT, Windows 2000 operating system, Windows XP, and Windows Server 2003.

<3> Section 2.2.22: RPC_CONFIG_INFOW is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<4> Section 2.2.22: psti is not available in Windows NT, Windows 2000, Windows XP, Windows Server 2003, Windows Vista, Windows Server 2003 R2, or Windows Server 2008.

<5> Section 2.2.22: pspn is not available in Windows NT, Windows 2000, Windows XP, Windows Server 2003, Windows Vista, Windows Server 2003 R2, or Windows Server 2008.

<6> Section 2.2.23: The SC_RPC_NOTIFY_PARAMS structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<7> Section 2.2.24: The SC_RPC_NOTIFY_PARAMS_LIST structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.  

<8> Section 2.2.30: The SERVICE_CONTROL_STATUS_REASON_IN_PARAMSA structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<9> Section 2.2.31: The SERVICE_CONTROL_STATUS_REASON_IN_PARAMSW structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<10> Section 2.2.32: The SERVICE_CONTROL_STATUS_REASON_OUT_PARAMS structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<11> Section 2.2.33: The SERVICE_DELAYED_AUTO_START_INFO structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<12> Section 2.2.41: The SERVICE_FAILURE_ACTIONS_FLAG structure is not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<13> Section 2.2.42: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<14> Section 2.2.44: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<15> Section 2.2.45: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<16> Section 2.2.46: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<17> Section 2.2.47:  Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<18> Section 2.2.47: Not available in Windows NT, Windows 2000, Windows XP, Windows Server 2003, Windows Vista, or Windows Server 2003 R2, or Windows Server 2008.

<19> Section 2.2.47: Not available in Windows NT, Windows 2000, Windows XP, Windows Server 2003, Windows Vista, or Windows Server 2003 R2, or Windows Server 2008.

<20> Section 2.2.47: Windows services indicate service-specific error codes by setting dwWin32ExitCode to ERROR_SERVICE_SPECIFIC_ERROR (1066) and setting the specific error in the dwServiceSpecificExitCode member.

<21> Section 2.2.48: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<22> Section 2.2.49: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<23> Section 2.2.49: Available in Windows 7 and Windows Server 2008 R2.

<24> Section 2.2.49: Available in Windows 7 and Windows Server 2008 R2.

<25> Section 2.2.52: Available in Windows 7 and Windows Server 2008 R2.

<26> Section 2.2.53: Available in Windows 7 and Windows Server 2008 R2.

<27> Section 2.2.54: Available in Windows 7 and Windows Server 2008 R2.

<28> Section 2.2.55: Available in Windows 7 and Windows Server 2008 R2.

<29> Section 3.1.1: In Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2008 R2, localized strings are not supported.

<30> Section 3.1.1: Available in Windows 7 and Windows Server 2008 R2.

<31> Section 3.1.1: Available in Windows 7 and Windows Server 2008 R2.

<32> Section 3.1.4: Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2 clients use multiplexed RPC connections for RGetNotifyResults on request if the server supports them, and they fall back to non-multiplexed connections if the server doesn't support multiplexed connections.

<33> Section 3.1.4: Available in Windows 7 and Windows Server 2008 R2.

<34> Section 3.1.4: Gaps in the opnum numbering sequence apply to Windows as follows.

Opnum

Description

10

Only used locally by Windows, never remotely.

22

Only used locally by Windows, never remotely.

34

Only used locally by Windows, never remotely.

43

Only used locally by Windows, never remotely.

46

Only used locally by Windows, never remotely.

52

Only used locally by Windows, never remotely.

53

Only used locally by Windows, never remotely.

54

Only used locally by Windows, never remotely.

55

Only used locally by Windows, never remotely.

<35> Section 3.1.4.2: Windows waits 30 seconds for the service to respond.

<36> Section 3.1.4.4: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server ignores the database lock.

In Windows NT 3.51 operating system, Windows NT 4.0 operating system, Windows 2000, Windows 2000 Server, Windows Server 2003, Windows Server 2003 R2, and Windows XP, the server responds with the error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<37> Section 3.1.4.4: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server ignores the database lock.

In Windows NT 3.51, Windows NT 4.0, Windows 2000, Windows 2000 Server, Windows Server 2003, Windows Server 2003 R2, and Windows XP, the server responds with the error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<38> Section 3.1.4.9: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server ignores the database lock.

In Windows NT 3.51, Windows NT 4.0, Windows 2000, Windows 2000 Server, Windows Server 2003, Windows Server 2003 R2, and Windows XP, the server responds with the error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<39> Section 3.1.4.11: Windows fails the request with ERROR_INVALID_PARAMETER (87) if the client tries to change the dwServiceType to SERVICE_FILE_SYSTEM_DRIVER or SERVICE_KERNEL_DRIVER.

<40> Section 3.1.4.15: Windows fails the request with ERROR_ACCESS_DENIED (5) if the client does not have sufficient access rights or for operations that do not match the granted access right.

<41> Section 3.1.4.19: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server ignores the database lock.

In Windows NT 3.51, Windows NT 4.0, Windows 2000, Windows 2000 Server, Windows XP, Windows Server 2003, and Windows Server 2003 R2, the server responds with the error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<42> Section 3.1.4.19: Windows waits 30 seconds for the service to respond.

<43> Section 3.1.4.19: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server ignores the database lock.

In Windows NT 3.51, Windows NT 4.0, Windows 2000, Windows 2000 Server, Windows XP, Windows Server 2003, and Windows Server 2003 R2, the server responds with the error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<44> Section 3.1.4.22: Windows fails the request with ERROR_INVALID_PARAMETER (87) if the client tries to change dwServiceType to SERVICE_FILE_SYSTEM_DRIVER or SERVICE_KERNEL_DRIVER.

<45> Section 3.1.4.26: Windows fails the request with ERROR_ACCESS_DENIED (5) if the client does not have sufficient access rights or for operations that do not match the granted access right.

<46> Section 3.1.4.30: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista and later and Windows Server 2008 and later, the server ignores the database lock.

In Windows NT 3.51, Windows NT 4.0, Windows 2000, Windows 2000 Server, Windows XP, Windows Server 2003, and Windows Server 2003 R2, the server responds with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista and later and Windows Server 2008 and later, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<47> Section 3.1.4.30: Windows waits 30 seconds for the service to respond.

<48> Section 3.1.4.30: In Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2, after the database is locked, the server does not allow further client operations on the database until it is unlocked. In Windows Vista and later and Windows Server 2008 and later, the server ignores the database lock.

In Windows NT 3.51, Windows NT 4.0, Windows 2000, Windows 2000 Server, Windows XP, Windows Server 2003, and Windows Server 2003 R2, the server responds with the error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs if the database has been locked using RLockServiceDatabase (section 3.1.4.4).

In Windows Vista and later and Windows Server 2008 and later, the server does not respond with error code ERROR_SERVICE_DATABASE_LOCKED (1055) for RStartServiceA (section 3.1.4.30) and RStartServiceW (section 3.1.4.19) RPCs after the database is locked using RLockServiceDatabase (section 3.1.4.4).

<49> Section 3.1.4.31: If the lpDisplayName buffer is insufficient to hold the complete display name of the service, Windows fails the call and sets double of the size in chars of the display name excluding the terminating null character in lpcchBuffer.

<50> Section 3.1.4.32: If the lpKeyName buffer is insufficient to hold the complete service name of the service, Windows fails the call and sets double of the size in chars of the service name excluding the terminating null character in lpcchBuffer.

<51> Section 3.1.4.34: In Windows NT, ERROR_CALL_NOT_IMPLEMENTED (120) is returned.

<52> Section 3.1.4.34: Windows 2000, Windows XP, Windows Server 2003, Windows Server 2003 R2, and Windows Vista return ERROR_INVALID_LEVEL if psti or pspn (see section 2.2.21) is specified in the Info parameter.

<53> Section 3.1.4.35: Windows returns ERROR_CALL_NOT_IMPLEMENTED (120) for Windows NT.

<54> Section 3.1.4.35: Windows 2000, Windows XP, Windows Server 2003, Windows Server 2003 R2, and Windows Vista return ERROR_INVALID_LEVEL if psti or pspn (section 2.2.21) is specified in the Info parameter.

<55> Section 3.1.4.36: Windows returns ERROR_CALL_NOT_IMPLEMENTED (120) for Windows NT.

<56> Section 3.1.4.36:  ERROR_INVALID_PARAMETER (87) is returned in Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<57> Section 3.1.4.36:  ERROR_INVALID_PARAMETER (87) is returned in Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<58> Section 3.1.4.36:  ERROR_INVALID_PARAMETER (87) is returned in Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<59> Section 3.1.4.36:  ERROR_INVALID_PARAMETER (87) is returned in Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<60> Section 3.1.4.36: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<61> Section 3.1.4.36:  ERROR_INVALID_PARAMETER (87) is returned in Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<62> Section 3.1.4.36: Available in Windows 7 and Windows Server 2008 R2.

<63> Section 3.1.4.36: Note When the server is passing an invalid value for these parameters, behavior can change based on the RPC runtime check. See RPC Runtime Check Notes (section 3.2).

<64> Section 3.1.4.37: Windows returns ERROR_CALL_NOT_IMPLEMENTED (120) for Windows NT.

<65> Section 3.1.4.37: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<66> Section 3.1.4.37: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<67> Section 3.1.4.37: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<68> Section 3.1.4.37: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<69> Section 3.1.4.37: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<70> Section 3.1.4.37: Windows returns ERROR_INVALID_PARAMETER (87) for Windows 2000, Windows XP, Windows Server 2003, and Windows Server 2003 R2.

<71> Section 3.1.4.37: Available in Windows 7 and Windows Server 2008 R2.

<72> Section 3.1.4.37: Note When the server is passing an invalid value for these parameters, behavior can change based on the RPC runtime check. See RPC Runtime Check Notes (section 3.2).

<73> Section 3.1.4.41: If the lpBinaryPathName has the "%windir%\System32" folder specified within the path, which is the 64-bit location on 64-bit Windows, Windows automatically replaces that folder with "%windir%\SysWow64", which is the 32-bit location on 64-bit Windows.

<74> Section 3.1.4.43: Available in Windows Vista, Windows Server 2008 operating system, Windows 7, and Windows Server 2008 R2.

<75> Section 3.1.4.44: Available in Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2.

<76> Section 3.1.4.44: Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2 clients use multiplexed RPC connections for RGetNotifyResults on request if the server supports them, and they fall back to non-multiplexed connections if the server doesn't support multiplexed connections.

<77> Section 3.1.4.45: Not available in Windows NT, Windows 2000, Windows XP, and Windows Server 2003.

<78> Section 3.1.4.46: Available in Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2.

<79> Section 3.1.4.46: Windows waits 30 seconds for the service to respond.

<80> Section 3.1.4.47: Available in Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2.

<81> Section 3.1.4.47: Windows waits 30 seconds for the service to respond.

<82> Section 3.1.4.48: This method is available only in Windows 7.

<83> Section 3.1.4.49: This method is not available in Windows Server 2016 and earlier, and Windows 10 and earlier.

<84> Section 3.1.4.49: This constant is not available in Windows 10 v1511 operating system and earlier, and Windows Server 2012 R2 and earlier.

<85> Section 3.1.4.49: This constant is not available in Windows Vista and earlier, and Windows Server 2008 and earlier.

<86> Section 3.1.4.49: This constant is not available in Windows 8 and earlier, and Windows Server 2012 and earlier.

<87> Section 3.1.4.50: Not available in Windows 10 v1809 operating system and earlier, and Windows Server v1809 operating system and earlier.

<88> Section 3.1.4.50: Windows fails the request with ERROR_ACCESS_DENIED (5) if the client does not have sufficient access rights or for operations that do not match the granted access right.