The error 'rpg maker failed to create folder' typically occurs due to several reasons:
Permission Issues: The most common cause is a lack of necessary permissions for the RPG Maker software to write or create folders in the designated directory, particularly if you're trying to save to a system-protected location or a non-administrator user account.
Read-only Directory: The target directory where RPG Maker is attempting to create the new folder may be set to read-only, preventing any modifications.
Anti-virus Software: Sometimes anti-virus or security software might be blocking RPG Maker from performing file operations, mistaking it for malicious activity.
Directory Path Length Limit: File system limitations on the length of the path might be reached, especially in Windows environments where there is a 260-character path length limit.
Corrupted RPG Maker Installation: If the RPG Maker application files are corrupted, it might fail to perform certain tasks such as creating folders.
Insufficient Disk Space: Inadequate storage space on the target drive can also lead to this error as there isn't enough room to create new directories.
To resolve this error, follow these possible solutions:
Run As Administrator: Right-click on the RPG Maker executable and select "Run as Administrator" to give it the necessary permissions to create folders.
Change Folder Attributes: Ensure that the target directory isn't set to read-only by right-clicking on the folder, selecting Properties, and unchecking the Read-only option.
Check Your Anti-virus Software: Temporarily disable your anti-virus or add an exception for RPG Maker to see if it resolves the issue.
Shorten the Directory Path: Try saving the project to a location with a shorter path to avoid hitting any file system path length limits.
Reinstall RPG Maker: Uninstall and then reinstall RPG Maker to fix any corrupted installation files that might be causing the problem.
Free Up Disk Space: Make sure there is sufficient free space on your drive by deleting unnecessary files or moving them to another drive.
By following these steps, you should be able to overcome the 'rpg maker failed to create folder' error and get back to developing your game.