Mavericks causes problems.
Some users reports the following fixes their problems:
http://forums.adobe.com/message/6109315#6109315
The Photoshop -1 is one of the specific issues that pops up.
I have been curious as to whether the issue is ultimately just permissions. See this After Effects thread:
AE 6 errors in Maverick: can't create folders in Library. How do I fix?
Let us know how you fix it.