[Typo3] mysql_fetch_row(): supplied argument is not a valid MySQL result resource

[Michael Stucki]

Samuel Blaas wrote:

> i've just implemented a small webpage in typo3, and i've started to do
> some modifications in the template (setup), concerning the visuals on the
> page.
> 
> now suddenly i got the "mysql_fetch_row(): supplied argument is not a
> valid MySQL result resource" message. besides the error message, the
> webpage shows up normally, also the backend works normally. only when i
> try to edit the template, the error message shows up.
> 
> any hints or ideas to solve the problem?

To find out that problem, you'll have to enable the debugging mode in
t3lib_db:

Edit t3lib/class.t3lib_db.php and change the value of $debugOutput to true.

- michael
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