Code running on line 56 in my script is:
Getting this error:!insertmacro MUI_LANGUAGE "English"
!insertmacro: MUI_LANGUAGE
Error: File doesn't exist or is an invalid icon file
Error in macro MUI_INTERFACE on macroline 74
Error in macro MUI_INSERT on macroline 6
Error in macro MUI_LANGUAGEFILE_BEGIN on macroline 4
!include: error in script: "C:\Program Files\NSIS\Contrib\Modern UI\Language files\English.nsh" on line 9
Error in macro MUI_LANGUAGE on macroline 5
Error in script "<SNIP>" on line 56 -- aborting creation process