Failed to open Project Error reading end tag Line 1221, column 13

I Have this issue today, on the last night, i saved my project as normal and no error messages appears, but today, i can't access my project due this error, i tried to open the project on notepad++ but still can't figure out why i having this error, please i need help, i can't lost all work i had, developing my game :,(

I use the 'New Project - Elton' to develop the game

https://drive.google.com/drive/folders/1_kURIMMpQVuCYmiq5oWz4jxeMV5Tf7Xb?usp=sharing