[Bug 1526178] [NEW] package grub-efi-amd64-signed 1.34.6+2.02~beta2-9ubuntu1.5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Public bug reported: Stop with update. ProblemType: Package DistroRelease: Ubuntu 14.04 Package: grub-efi-amd64-signed 1.34.6+2.02~beta2-9ubuntu1.5 ProcVersionSignature: Ubuntu 3.13.0-73.116-generic 3.13.11-ckt30 Uname: Linux 3.13.0-73-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.

[Bug 1520769] [NEW] package grub-efi-amd64-signed 1.34.5+2.02~beta2-9ubuntu1.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Public bug reported: I don't now wat to do. ProblemType: Package DistroRelease: Ubuntu 14.04 Package: grub-efi-amd64-signed 1.34.5+2.02~beta2-9ubuntu1.4 ProcVersionSignature: Ubuntu 3.13.0-70.113-generic 3.13.11-ckt29 Uname: Linux 3.13.0-70-generic x86_64 NonfreeKernelModules: nvidia ApportVersio