The following error occurs when user connects to database and views table data:
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Exception Information
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Exception: System.InvalidCastException
Message : Unable to cast object of type System.DBNull to type System.String.
Stack Trace:
at Quest.Toad.SqlServer.Trl.Tables.TableColumnTrl.QueryDone_EventHandler(Object sender, EventArgs e)...
Toad version 4.1 does not return any errors connecting to the same database.
Insufficient user rights on the particular database. User account is a restricted (read-only) user.
WORKAROUND:
None
STATUS:
Issue addressed in Toad version 4.6. Download the current version of Toad via:https://support.quest.com/SUPPORT/index?page=downloads
Toad does not support restricted user accounts.
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