Applies To:
  • CitectSCADA 1.00 1.01 1.10 1.11 1.20 2.00 2.01

Summary:
The documentation on DDEWrite says it returns 0 for success otherwise and error code for failure. This is incorrect. DDEWrite returns the value that is sent to the other application if sucessful, or and empty string on failure. 

Solution:
 

Keywords:
 

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