Back to TRWP 2.6.3.0 topic

I install the TRWP 2.7 and when I try to flash a rom and do a factory reset , the TRWP donts works and showme again anda again the main menu..... I pull out the battery and start on again but nothing just only have a blue light but the scrren its black....

I start my phone in recovery option, showme the main of TRWP but if I try to do a recovery nandroid , the TRWP pull out and showme again the home window of TRWP but nothing to do ....

please any help ????