# Revision history [back]

### libSingular issue windows

hello, when i try to run sage i have got following response:

 sage
Traceback (most recent call last):
File "/opt/sagemath-8.3/src/bin/sage-ipython", line 9, in <module>
from sage.misc.banner import banner
File "/opt/sagemath-8.3/local/lib/python2.7/site-packages/sage/misc/banner.py", line 16, in <module>
from sage.env import (SAGE_VERSION, SAGE_DATE, SAGE_VERSION_BANNER,
File "/opt/sagemath-8.3/local/lib/python2.7/site-packages/sage/env.py", line 186, in <module>
"libSingular not found--a working Singular install in $SAGE_LOCAL " RuntimeError: libSingular not found--a working Singular install in$SAGE_LOCAL is required for Sage to work


Maybe I am wrong but i think it is caused by environment variables. Is there any easy way to fix it? I didn't get any error or warning during installation. Thanks for any reply!

 2 retagged Iguananaut 1698 ●7 ●33 ●53

### libSingular issue windows

hello, when i try to run sage i have got following response:

 sage
Traceback (most recent call last):
File "/opt/sagemath-8.3/src/bin/sage-ipython", line 9, in <module>
from sage.misc.banner import banner
File "/opt/sagemath-8.3/local/lib/python2.7/site-packages/sage/misc/banner.py", line 16, in <module>
from sage.env import (SAGE_VERSION, SAGE_DATE, SAGE_VERSION_BANNER,
File "/opt/sagemath-8.3/local/lib/python2.7/site-packages/sage/env.py", line 186, in <module>
"libSingular not found--a working Singular install in $SAGE_LOCAL " RuntimeError: libSingular not found--a working Singular install in$SAGE_LOCAL is required for Sage to work


Maybe I am wrong but i think it is caused by environment variables. Is there any easy way to fix it? I didn't get any error or warning during installation. Thanks for any reply!