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DDE Library Chapter 6
LabWindows/CVI Standard Libraries 6-24 © National Instruments Corporation
Table 6-3. DDE Library Error Codes
Code Error Message
0 kDDE_NoError
-1 -kDDE_UnableToRegisterService
-2 -kDDE_ExistingServer
-3 -kDDE_FailedToConnect
-4 -kDDE_ServerNotRegistered
-5 -kDDE_TooManyConversations
-6 -kDDE_ReadFailed
-7 -kDDE_WriteFailed
-8 -kDDE_ExecutionFailed
-9 -kDDE_InvalidParameter
-10 -kDDE_OutOfMemory
-11 -kDDE_TimeOutErr
-12 -kDDE_NoConnectionEstablished
-13 -kDDE_FailedToSetUpHotLink
-14 -kDDE_FailedToSetUpWarmLink
-15 -kDDE_GeneralIOErr
-16 -kDDE_AdvAckTimeOut
-17 -kDDE_Busy
-18 -kDDE_DataAckTimeOut
-19 -kDDE_DllNotInitialized
-20 -kDDE_DllUsage
-21 -kDDE_ExecAckTimeOut
-22 -kDDE_DataMismatch
-23 -kDDE_LowMemory
-24 -kDDE_MemoryError
-25 -kDDE_NotProcessed
-26 -kDDE_NoConvEstablished
-27 -kDDE_PokeAckTimeOut
-28 -kDDE_PostMsgFailed
-29 -kDDE_Reentrancy
-30 -kDDE_ServerDied
-31 -kDDE_SysError
-32 -kDDE_UnadvAckTimeOut
-33 -kDDE_UnfoundQueueId
Note: Error codes from -16 to -33 are native DDEML errors which correspond to Windows
DDE error codes starting from 0x4000.