whenever qtweak is downloading be it pdf or an installer package it only returns with this and it doesn't download
AIT! Downloading PDF instruction...
Calculating download size ...
/opt/N9QTweak/Tweaks/downloader0.sh: line 15: + : syntax error: operand expected (error tokenis "+ ")
Downloading bytes (0.00 Mb)

cp: can't stat 'N9_QuickTweak_en*': No such file or directory