While starting snap build using snapcraft python plugin, following error message is displayed. /snap/gestimator/x1/usr/bin/python3: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.25' not found (required by /snap/gestimator/x1/usr/bin/python3) App git: https://github.com/manuvarkey/GEstimator.git Ubuntu Version: 17.10 (64 bit) (Fully updated) Kernel: 4.13.0-16-generic Snapcraft version: 2.34 Snap Version: 2.28.5+17.10 Contents of yaml file is as below: name: gestimator version: 1.1.0 summary: GEstimator is a simple civil estimation software written in Python and GTK+ description: | GEstimator is a simple civil estimation software written in Python and GTK+. GEstimator can prepare estimates along with rate analysis and supports multiple databases. grade: devel confinement: devmode parts: gestimator: source: . plugin: python python-version: python3 after: [] apps: gestimator: command: bin/GEstimator.py desktop: usr/share/applications/GEstimator.desktop