Cant install flash rom to nexus 5

Hi...i have a nexus 5 with custom rom + twrp...i tried to restore to factory setting and from that point everything went wrong...the phone restart and stuck on google logo...after alot of searching in the post i install adb driver and now the phone dont have operating sys..i also wipe everything.. The situation now is that i push with adb a new flash to the phone and when i try to install from the ziped flash im gething "faile" with the renarks as show on the attached picture....

I realy appreciate any help...since the phone now is stuck on google logo and i can enter to twrp menu

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