You can look up any error message from the command line with “db2 ? sqlxxxx” (where xxxx is the SQLCODE with no sign and leading 0 to make it 4 digits long)

You can also use   db2 “? SQLxxxx” | more

The Linux command – more – allows paging of text one screen at a time 

 An example  

DB2 SQL Error: SQLCODE=-805, SQLSTATE=51002, SQLERRMC=NULLID.SYSLH203 0X5359534C564C3031, DRIVER=3.53.70
db2 ? SQL805
Returned 
SQL0805N Package "" was not found.

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