Installation issue in Ubuntu 26.04.1 LTS


At 63% of building from source this error occurs.

ERROR in cling::CIFactory::createCI(): cannot extract standard library include paths!
ERROR in cling::CIFactory::createCI(): cannot extract standard library include paths!
ERROR in cling::CIFactory::createCI(): cannot extract standard library include paths!
ERROR in cling::CIFactory::createCI(): cannot extract standard library include paths!
ERROR in cling::CIFactory::createCI(): cannot extract standard library include paths!
Invoking:
Invoking:
Invoking:
Invoking:
LC_ALL=C x86_64-linux-gnu-g+±13 -xc++ -E -v /dev/null 2>&1 | sed -n -e ‘/^.include/,{' -e '/^ \/.*++/p' -e '}'LC_ALL=C x86_64-linux-gnu-g++-13 -xc++ -E -v /dev/null 2>&1 | sed -n -e '/^.include/,{’ -e ‘/^ /.++/p’ -e '}'LC_ALL=C x86_64-linux-gnu-g+±13 -xc++ -E -v /dev/null 2>&1 | sed -n -e ‘/^.include/,${’ -e '/^ /.++/p’ -e '}'Invoking:
LC_ALL=C x86_64-linux-gnu-g+±13 -xc++ -E -v /dev/null 2>&1 | sed -n -e ‘/^.include/,${’ -e ‘/^ /.*++/p’ -e ‘}’

LC_ALL=C x86_64-linux-gnu-g+±13 -xc++ -E -v /dev/null 2>&1 | sed -n -e ‘/^.include/,${’ -e ‘/^ /.*++/p’ -e ‘}’
Results was:
Results was:
Results was:
Results was:

Results was:

With exit code With exit code 0With exit code
0With exit code
0
0
With exit code 0

I think, system gcc version is 15.2.0 but root using 13 is the reason for this error. Am i right?

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ROOT Version: 6.40.04
Platform: Ubuntu 26.04.1 LTS
Compiler: Not Provided


You need to use the binaries for the “Ubuntu 26.04” platform: