If you receive such an error, you might select an irrelevant application to record. You can follow below instructions to get rid of it.
Please follow below instructions to send us the log files for analysis.
The problem might be caused by recording both system audio and another source such as a microphone or stereo mix simultaneously. If you only need to record the audio coming from your computer, select “Capture” under Computer Audio and select “Don’t Capture” under Microphone.
Actually there is not a limit on the duration of a recording. However the recording could be limited by the capacity of free drive space where you save the recorded files. Also, be aware that a longer recording time period will create very large files that may reduce system performance while working with them during editing and exporting.
Currently Filmora Scrn only supports to capture the main display screen only if you have two PC screens.