Fatal error recurring

Tuesday 29 July 2008 3:07:28 am

Hi, since today everytime i try to modify a page i have this error:
Fatal error: A database transaction in eZ Publish failed.

The current execution was stopped to prevent further problems.
You should contact the System Administrator of this site with the information on this page.
The current transaction ID is TRANSID-6c308cd0ca7e82c7f103dcbb86dd8598 and has been logged.
Please include the transaction ID and the current URL when contacting the system administrator.

And the pageis not visible:
Error / kernel (20)

What other information you may need to know how to help me?

Tuesday 29 July 2008 7:20:56 am

There are 1300 string of errors in that file and 3 more files called error.log.1 *.2 *.3.
I'll copy paste some of the last string:
[ Jul 29 2008 14:21:19 ] [80.86.154.134] :
The parent ID 150 of element with ID 150 does not point to the last entry which had ID 155, incorrect path would be calculated, aborting
[ Jul 29 2008 14:21:19 ] [80.86.154.134] :
eZContentObjectTreeNode::pathWithNames() failed to fetch path of node 836, falling back to generated url entries. Run updateniceurls.php to fix the problem.
[ Jul 29 2008 14:21:19 ] [80.86.154.134] :
The parent ID 150 of element with ID 150 does not point to the last entry which had ID 155, incorrect path would be calculated, aborting
[ Jul 29 2008 14:21:19 ] [80.86.154.134] :
eZContentObjectTreeNode::pathWithNames() failed to fetch path of node 894, falling back to generated url entries. Run updateniceurls.php to fix the problem.
I'll try to run the updateniceurls.php and I'll tell you, this was usefull anyway thanks.