Micro Focus Visual COBOL 2.3 Update 2 for Eclipse (UNIX)
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General Reference
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Error Messages
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Syntax Checking Error Messages
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COBCH0501 - COBCH0600
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COBCH0521 - COBCH0540
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COBCH0530 Data item used as index file key is not...
COBCH0530 Data item used as index file key is not alphanumeric
The data item you have specified as an index file key is not alphanumeric.
Resolution:
Revise your code to make the data item alphanumeric.
Parent topic:
COBCH0521 - COBCH0540