ENABLE User's Guide

ENABLE Messages
Application Run-Time Error Messages
Table B-2. Application Run-Time Error Messages (Continued)
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| |
| Message Meaning |
|_______________________________________________________________|
| |
| No base screen was displayed Modifications to either the |
| SCREEN COBOL skeleton or the |
| SCREEN COBOL source code |
| resulted in the omission of a |
| required DISPLAY BASE |
| statement. The current |
| screen is undefined. Correct |
| the error and recompile the |
| SCREEN COBOL source code. |
| |
| No changes were specified. You tried an update operation |
| without first changing the |
| record read from the data |
| base. |
| |
| No detail screens can be You cannot call another |
| accessed from this box. application to obtain |
| detailed information for this |
| box because the application |
| does not support a call for |
| this box. |
| |
| No key field was identified. You tried a Read Next |
| operation before reading the |
| first record. Precede a Read |
| Next operation by one of the |
| following operations: Read |
| First, Read Approximate, Read |
| Exact, or Read Generic. |
| |
| No parent item. You tried to perform an |
| operation on a nested box |
| without first performing a |
| read or insert operation on |
| the containing box. |
| |
| Nothing to delete. You tried to delete a record |
| without previously reading |
| the record from the data |
| base. |
| |
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B-27