https://community.adobe.com/questions-529/unable-to-excute-script-at-line-38-createexpressionpreset-is-undefined-49214
unable to excute script at line 38. createExpressionPreset is undefined | Community
when i tried to create preset from expression i got that error message (unable to excute script at line 38 createExpressionPreset is undefined)
unablescript