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DDE-ERROR attribute


(Windows only)

The error condition returned by the most recent exchange in a DDE conversation associated with the frame. A DDE function or a DDE-NOTIFY event initiates an exchange in a DDE conversation.

This attribute is supported only for backward compatibility. Use the Component Object Model (COM) instead.

Data type: INTEGER

Access: Readable

Applies to: FRAME widget

Table 76 lists the possible errors returned by an exchange in a DDE conversation.

Table 76: ABL DDE errors 
Error
Description
1
DDE INITIATE failure
2
A DDE statement (DDE ADVISE, DDE EXECUTE, DDE GET, DDE REQUEST, or DDE SEND) time out
3
Memory allocation error
4
Invalid channel number (not an open conversation)
5
Invalid data item (in topic)
6
DDE ADVISE failure (data link not accepted)
7
DDE EXECUTE failure (commands not accepted)
8
DDE GET failure (data not available)
9
DDE SEND failure (data not accepted)
10
DDE REQUEST failure (data not available)
11
DDE-NOTIFY event failure (data not available)
99
Internal error (unknown)

This attribute applies to any frame in Windows that is a Dynamic Data Exchange (DDE) frame for a DDE conversation.


OpenEdge Release 10.2B
Copyright © 2009 Progress Software Corporation
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