Build failed the package Asterisk 11.1 on Ubuntu 12.04

Colligues, please, help me to solve build failed issue. Or to show me direction to solve issue.

Package:
https://launchpad.net/~d-shegolihin/+archive/asterisk/+build/4297289

On my local instance ubuntu 12.04 build status is successful.

The last lines log file:

pjproject/build.mak:2: /home/dima/packages/build-area/asterisk-webrtc-11.1/res/pjproject/version.mak: No such file or directory
make[2]: *** No rule to make target `/home/dima/packages/build-area/asterisk-webrtc-11.1/res/pjproject/version.mak'. Stop.
make[1]: *** [res-dist-clean] Error 2
make[1]: Leaving directory `/build/buildd/asterisk-webrtc-11.1'
dh_auto_clean: make -j1 distclean returned exit code 2
make: *** [clean] Error 29
dpkg-buildpackage: error: /usr/bin/fakeroot debian/rules clean gave error exit status 2
******************************************************************************
Build finished at 20130213-0657
FAILED [dpkg-buildpackage died]
******************************************************************************

The source log:

https://launchpadlibrarian.net/131119281/buildlog_ubuntu-precise-i386.asterisk-webrtc_1%3A11.1-1_FAILEDTOBUILD.txt.gz