Step 1: Right click on Measure Square 8 project (.fez), and select "7-Zip" to open the project. If you haven't installed "7-Zip", download it from https://www.7-zip.org/download.html.
Step 2: Click "Test" button, and memorize the file path of the corrupted image.
Step 3: Navigate to the corrupted image path and delete it.
Step 4: Reopen the Measure Square 8 project (.fez file), click "Fix", and then click "OK".
Step 1: Extract Measure Square 8 (.fez) file with "7-Zip" program.
Step 2: Copy the files inside the extracted folder, and paste them to a new folder. (Note: keep the files in the same sequence as in the original folder.)
Step 3: Delete the corrupted image file from the file path found in "7-Zip" test as shown inmethod 1.
Step 4: Add the new folder to archive with "7-Zip".
Step 5: Change ".zip" extension to ".fez" extension.
Step 6: Reopen the Measure Square 8 (.fez) file and the bug should be fixed.