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Traceback (most recent call last): File "/usr/bin/pycentral", line 2327, in main() File "/usr/bin/pycentral", line 2321, in main rv = action.run(global_options) File "/usr/bin/pycentral", line 1673, in run runtimes = get_installed_runtimes(with_unsupported=True) File "/usr/bin/pycentral", line 278, in get_installed_runtimes default_version = pyversions.default_version(version_only=True) File "/usr/share/pycentral-data/pyversions.py", line 172, in default_version raise ValueError, "/usr/bin/python does not match the python default version. It must be reset to point to %s" % debian_default ValueError: /usr/bin/python does not match the python default version. It must be reset to point to python2.7 dpkg: warning: subprocess old pre-removal script returned error exit status 1 dpkg - trying script from the new package instead ... Traceback (most recent call last): File "/usr/bin/pycentral", line 2327, in main() File "/usr/bin/pycentral", line 2321, in main rv = action.run(global_options) File "/usr/bin/pycentral", line 1673, in run runtimes = get_installed_runtimes(with_unsupported=True) File "/usr/bin/pycentral", line 278, in get_installed_runtimes default_version = pyversions.default_version(version_only=True) File "/usr/share/pycentral-data/pyversions.py", line 172, in default_version raise ValueError, "/usr/bin/python does not match the python default version. It must be reset to point to %s" % debian_default ValueError: /usr/bin/python does not match the python default version. It must be reset to point to python2.7 dpkg: error processing /var/cache/apt/archives/software-center_4.0.4_all.deb (--unpack): subprocess new pre-removal script returned error exit status 1