Hi Koku,
It looks like JSPM is not able to detect the database. Could you refer following SAP notes and check relevant entries .
Note 914818 - JSPM: Could not detect database
Note 1493434 - Additions to upgrade to SAP NetWeaver 7.3 AS Java: MaxDB
Note 851105 - Deactivating the co-routines for MaxDB on UNIX systems
Hope this helps.
Regards,
Deepak Kori