Building works, installing not. It goes wrong with installing avidemux3-core-2.6.0-r8020-Linux.deb
Package opertion failed
The installation or removel of a software package failed
(Reading database ...
...
(Reading database ... 100%
(Reading database ... 215724 files and directories currently installed.)
Preparing to replace avidemux3-core 2.6.0-r8018 (using .../avidemux3-core-2.6.0-r8020-Linux.deb) ...
Unpacking replacement avidemux3-core ...
dpkg: error processing /home/jan/Downloads/avidemux3_2.6.0_64bit_r8020_12.04_debs/avidemux3-core-2.6.0-r8020-Linux.deb (--install):
corrupted filesystem tarfile - corrupted package archive
dpkg-deb (subprocess): data: internal gzip write error: Broken pipe
dpkg-deb: error: subprocess <decompress> returned error exit status 2
dpkg-deb (subprocess): failed in write on buffer copy for failed to write to pipe in copy: Broken pipe
Errors were encountered while processing:
/home/jan/Downloads/avidemux3_2.6.0_64bit_r8020_12.04_debs/avidemux3-core-2.6.0-r8020-Linux.deb
r8020 complete build download 11 MB
Anything else required?
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Compiler: GCC 4.6.3
Build Target: Linux (x86-64)
User Interface: Qt (4.8.1)
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Kernel: Linux 3.2.0-24-generic (x86_64)
Distribution: Linux Ubuntu 12.04 LTS (Precise Pangolin)
Desktop: Unity 2D 5.12.0
Display Server: X Server 1.11.3
Display Driver: Intel 2.17.0
Intel Core i5-2500K @ 3.30GHz (4 Cores) with 16 GB ram
Graphics: Tungsten Graphics, Inc
OpenGL Renderer: Mesa DRI Intel(R) Sandybridge Desktop
Version: 3.0 Mesa 8.0.2
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same is happening with r8019
r8019 complete build download 11 MB
r8018 building and installs without problem
r8018 complete build download 11 MB
Are you using Ubuntu's cmake package (cmake 2.8.7-0ubuntu4)? It's borked. You're better off building cmake yourself.
As you say: 2.8.7-0ubuntu4, will follow your advise and look to build cmake.
Building CMake Latest Release ( 2.8.8 ) stable solved the issue. Thanks