Only create the directory structure if it is a file being renamed; closes pterodactyl/panel#2292

router/router_server_files.go

@@ -149,6 +149,13 @@ func putServerRenameFiles(c *gin.Context) {
 	}
 
 	if err := g.Wait(); err != nil {
+		if errors.Is(err, os.ErrExist) {
+			c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{
+				"error": "Cannot move or rename file, destination already exists.",
+			})
+			return
+		}
+
 		TrackedServerError(err, s).AbortWithServerError(c)
 		return
 	}