Criss,
You have to have exclusive use of the tables in order to modify their structure.

USE tablename EXCLUSIVE

And,in order to modify the dbc

OPEN DATABASE dbcname EXCLUSIVE

HTH
Kevin

>I was trying to modify a table in my database but couldn't because it was read only. Then I found that all the tables and the dbc itself were also read only. What is going on and how do I fix this?
>
>TIA for help,
>Criss