cannot remaster linux cd with ubunyu customisation kit all goes well until i get the following error tar (child): *.tar.gz: Cannot open: No such file or directory tar (child): Error is not recoverable: exiting now tar: Child returned status 2 tar: E

while remastering from a linux mint cinnamon iso all is going well until i get the following error

2018-12-04 17:39:39 (74.3 MB/s) - 'index.html’ saved [5525/5525]

tar (child): *.tar.gz: Cannot open: No such file or directory
tar (child): Error is not recoverable: exiting now
tar: Child returned status 2
tar: Error is not recoverable: exiting now
Unable to extract gfxboot-theme-ubuntu source package
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.

i dont know how to fix this problem as i am very much a novice in remastering