Can you try the following, a workaround to get your Hijackthis log posted
and prevent the Internal message error
Run a fresh scan and save logfile with Hijackthis
Save the new log
Can we change the extension of the new log you just saved
Right Click on 'hijackthis.log'
Click RENAME from the menu, rename hijackthis.log to hijackthis.txt
Ensure to use the .txt extension
Come back here
Click the ADD REPLY button
Can we add your log as an attachment
Beneath the area where you type your reply click on the browse... button
Navigate to hijackthis.txt and double click on it to select it
Then click the UPLOAD button
After it has uploaded you can click on the 'Add Reply' button below the reply box
Also, with the attached Hijackthis log
Can I see another log from hijackthis, this one you should be able to copy>>paste back to the forum in a reply without getting the Internal error message,
supply an uninstall list from Hijackthis
Open Hijackthis>>Open MISC TOOLS SECTION>>Open UNINSTALL MANAGER
Click the SAVE LIST... button
Save the list to your desktop then copy>>Paste back here the Whole contents
Please supply both the uninstalllist and the Hijackthis log, thanks