[15-Jan-2019 18:09:33 UTC] PHP Notice: Undefined property: stdClass::$png in /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php on line 72
2019-01-15 18:09:33 test1 xxxx: [ee91a42aba914d5f9d0f7420] /w/api.php ErrorException from line 72 of /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php: PHP Notice: Trying to get property 'data' of non-object
[15-Jan-2019 18:09:33 UTC] PHP Notice: Trying to get property 'data' of non-object in /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php on line 72
[15-Jan-2019 18:09:33 UTC] png->data value
2019-01-15 18:09:34 test1 xxxx: [f26aa1c17528124bee6c828d] /w/index.php?title=Matrix_exponential&action=submit ErrorException from line 69 of /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php: PHP Notice: Undefined property: stdClass::$sanetex
[15-Jan-2019 18:09:34 UTC] PHP Notice: Undefined property: stdClass::$png in /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php on line 72
2019-01-15 18:09:34 test1 xxxx: [f26aa1c17528124bee6c828d] /w/index.php?title=Matrix_exponential&action=submit ErrorException from line 72 of /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php: PHP Notice: Trying to get property 'data' of non-object
[15-Jan-2019 18:09:34 UTC] PHP Notice: Trying to get property 'data' of non-object in /srv/mediawiki/w/extensions/Math/src/MathMathMLCli.php on line 72