Hello
1. For SQL30081N error, there might be different reasons depending on the function module, and return codes. For details, please refer to IBM Knowledge Center
2. Please firstly implement master note#1456402
3. Please check note#816773
4. Command line may be used.
5. DB6CONV could be used. (guide is attached in note#1513862)
6. Please implement note#1839880
If you have any further questions, it is recommended to create separate thread for separate issue, so that further details could be tracked.
Kind regards
Maria