SQL Developer was running fine on my Windows 7 64-bit machine until Monday morning. Now when I kick it off (from my Desktop shortcut), I get a small box saying: "Error creating user home in directory C:\Users\<username>\AppData\Roaming\SQL Developer".
There is no error number, and I have been unable to find this error in the SQL Developer documentation. What does it mean? It's possible that updates were pushed to my machine over the weekend (unknown -- network sysadmins are elsewhere), but I would have thought I would have gotten a different message if there were compatibility problems. Have I accidentally deleted a necessary file from my local SQL Developer folder? My connection databases are Oracle 11g.
So let's assume you no longer have write access to your own Windows user directory. To workaround that just add the following to one of the conf files in the SQL Developer installation folder. For example, to run SQL Developer from a flash drive, I modified my E:\sqldeveloper\ide\jdk.conf to include