Preparing to unpack wkhtmltox-0.12.1_linux-trusty-amd64.deb ...
Unpacking wkhtmltox (0.12.1) ...
dpkg-deb (subprocess): cannot copy archive member from 'wkhtmltox-0.12.1_linux-trusty-amd64.deb' to decompressor pipe: unexpected end of file or stream
dpkg-deb (subprocess): decompressing archive member: lzma error: unexpected end of input
dpkg-deb: error: <decompress> subprocess returned error exit status 2
dpkg: error processing archive wkhtmltox-0.12.1_linux-trusty-amd64.deb (--install):
 cannot copy extracted data for './usr/local/lib/libwkhtmltox.so.0.12.1' to '/usr/local/lib/libwkhtmltox.so.0.12.1.dpkg-new': unexpected end of file or stream
Errors were encountered while processing:
 wkhtmltox-0.12.1_linux-trusty-amd64.deb