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Returns an error number for the last dynamic data exchange (DDE) function.
DDELastError(В ) |
Return Value
Numeric
Remarks
You can use DDELastError(В ) to help determine the cause of an error when a DDE function does not execute successfully.
DDELastError(В ) returns 0 if the last DDE function executed successfully. It returns a nonzero value if the last DDE function was unsuccessful. The following table lists the error numbers and their descriptions.
| Error number | Description |
|---|---|
|
1 |
Service busy |
|
2 |
Topic busy |
|
3 |
Channel busy |
|
4 |
No such service |
|
5 |
No such topic |
|
6 |
Bad channel |
|
7 |
Insufficient memory |
|
8 |
Acknowledge timeout |
|
9 |
Request timeout |
|
10 |
No DDEInitiate(В ) |
|
11 |
Client attempted server transaction |
|
12 |
Execute timeout |
|
13 |
Bad parameter |
|
14 |
Low memory |
|
15 |
Memory error |
|
16 |
Connect failure |
|
17 |
Request failure |
|
18 |
Poke timeout |
|
19 |
Could not display message |
|
20 |
Multiple synchronous transactions |
|
21 |
Server died |
|
22 |
Internal DDE error |
|
23 |
Advise timeout |
|
24 |
Invalid transaction identifier |
|
25 |
Unknown |