7.0.1812.07(x86/x64) fail to save normal AVC/MP4 video(progress remain 0%)

Hello,

A similar problem had been fixed in a beta version (x86), please check it.

A normal popular video's media info:

Format : MPEG-4
Overall bit rate mode : Variable
Overall bit rate : 6399 kb/s
Video
Format : AVC
Bit rate : 6 000 kb/s
Maximum bit rate : 23.0 Mb/s
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate mode  : Constant
Frame rate : 24.000 FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.271
Audio
Format : AAC LC
Bit rate mode : Variable
Bit rate : 401 kb/s
Maximum bit rate  460 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 44.1 kHz
Frame rate : 43.066 FPS (1024 SPF)
Compression mode : Lossy

System: Win10 1809 Enterprise x64 17763.194

Issue: Both Video Splitter 7.0.1812.07 x86/x64 failed to save; when the editing done, click SAVE, then appears the progress bar which remains to be 0%, no matter how long I wait, also tried different drive destinations, SSD(C:\) and HDD(D:\), won't work.