Fatal error: Uncaught Error: Call to undefined function escape_output() in /opt/apache/local/textpattern-4.7.3/textpattern/lib/txplib_misc.php(1870) : eval()'d code:539 Stack trace: #0 [internal function]: upm_img_alt(Array, NULL) #1 /opt/apache/local/textpattern-4.7.3/textpattern/vendors/Textpattern/Tag/Registry.php(116): call_user_func('upm_img_alt', Array, NULL) #2 /opt/apache/local/textpattern-4.7.3/textpattern/lib/txplib_publish.php(558): Textpattern\Tag\Registry->process('upm_img_alt', Array, NULL) #3 /opt/apache/local/textpattern-4.7.3/textpattern/lib/txplib_publish.php(466): processTags('upm_img_alt', '/', NULL) #4 /opt/apache/local/textpattern-4.7.3/textpattern/publish/taghandlers.php(4046): parse('\r\n <img src=...') #5 [internal function]: permlink(Array, '\r\n <img src=...') #6 /opt/apache/local/textpattern-4.7.3/textpattern/vendors/Textpattern/Tag/Registry.php(116): call_user_func('permlink', Array, '\r\n <img src=...') #7 /opt/apache/local/textpattern-4.7.3/textpattern/lib/txplib_publish.php(542): T in /opt/apache/local/textpattern-4.7.3/textpattern/lib/txplib_misc.php(1870) : eval()'d code on line 539