After extracting and executing sqldeveloper.exe, I received following error
Oracle SQL Developer
Unable to create an instance of the Java Virtual Machine
Located at path:

Follow this workaround to fix this issue…
Open ide.conf file from


In this file, change this line :
AddVMOption –Xmx512M to AddVMOption -Xmx256M
Now, you can launch sqldeveloper.exe without error.