TF30330: Team Explorer cannot write to the project list configuration file. Free up space on the local hard disk.
This error occurs when Team Explorer cannot establish read/write access to the project list configuration file. There are at least three possible conditions that can cause this error:
The local hard disk is full and has no additional space for writing to the file.
You do not have sufficient user permissions to write to the file.
The folder containing the configuration file is set to read-only.
These causes are listed in the most likely order of occurrence, and the procedures below will help you correct the cause.
To correct this error when the disk is full
Delete files from the local hard disk and try the operation again.
To correct this error when you do not have the appropriate permissions
Contact the Team Foundation Server administrator and ask him or her to add the necessary permissions to your user account.
To correct this error when the folder is read-only
Contact the administrator for the local computer and ask that the attribute on the folder be set to read/write.