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Siemens SIMATIC Ident Installation Manual Page 25

Simatic 3964r protocol for windows 9x/xp/7.
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System error messages
Used by:
Messages of this class show that function calls have failed and usually mean a serious error
in the system and/or in the configuration settings.
This protocol implementation uses only a subset of the error messages listed in the header
file. All the relevant error messages are listed below:
System error messages
COM_HANDLE_FALSE
COM_ALREADE_OPEN
COM_DDFINI_ERROR
COM_NO_MEMORY
COM_2SMALL
COM_READ_ERROR
COM_WRITE_ERROR
COM_UNKNOWN_EVENT
COM_NOT_OPEN
COM_NO_HANDLE
COM_REGISTRY
COM_NO_CONFIG
SIMATIC 3964R protocol for Windows 9x/XP/7
Installation Manual, 01/2013, J31069-D0131-U001-A2-7218
• ComOpen
• ComRead
• ComWrite
• ComGetNotify
• ComClose
Transferred handle is invalid
Interface is already open
Interface initialization error
Not enough memory available
Buffer overflow
Bad receive job
Bad send job
Message parameter invalid
Interface is not open
No further port can be opened
Error accessing the Windows registry
The addressed port is not configured
Programming interface
4.2 Error and status messages
25

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