ERROR: DM-EXP-0001 An expression parse error occurred at position n;Too few arguments - Lookup( alias, statement [, quote] [, max_values] ).>>>LOOKUP();.
When Cognos Data Manager is failed because of DM-EXP-0001 then you have expression error in your Lookup function code. This sign >>> is point the exact location of error. This position number n mentioned in the string "DM-EXP-0001 An expression parse error occurred at position n" is also helps you to find the position where expression error is occured.
Following are the wrong usage of Lookup function.
If you are facing any other issue, share the error message with me. I will reply the solution ASAP. Feel free to search it in our other posts.
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