#161 server - cannot handle NULL values from DB

[Mustafa Yuecel]

If the DB table contains an entry with a NULL value (e.g. dsninfo with DSNVer, DSNLocation or DSNProgInfo) the server cannot handle this case correctly (throws an NullPointerException)

[Mustafa Yuecel]

Logged In: YES
user_id=749518
Originator: YES

DB structure is changed to NOT NULL for all fields (only affected to dsninfo table)