Unsure what im doing wrong

[PockySweet]

Fatal error: Uncaught TypeError: Typed property GDaisy\Template::$width must be int, null used in /dynacover/vendor/erikaheidi/gdaisy/src/Template.php:37
Stack trace:
#0 /dynacover/app/Template.php(21): GDaisy\Template->loadJson('/github/workspa...')
#1 /dynacover/app/Template.php(14): App\Template->loadJson('/github/workspa...')
#2 /dynacover/app/Command/Generate/TwitterController.php(34): App\Template::create('/github/workspa...')
#3 /dynacover/vendor/minicli/minicli/src/Command/CommandController.php(38): App\Command\Generate\TwitterController->handle()
#4 /dynacover/vendor/minicli/minicli/src/App.php(159): Minicli\Command\CommandController->run(Object(Minicli\Command\CommandCall))
#5 /dynacover/app/Command/Cover/UpdateController.php(15): Minicli\App->runCommand(Array)
#6 /dynacover/vendor/minicli/minicli/src/Command/CommandController.php(38): App\Command\Cover\UpdateController->handle()
#7 /dynacover/vendor/minicli/minicli/src/App.php(159): Minicli\Command\CommandController->run(Object(Minicli\Command\CommandCall))
#8 in /dynacover/vendor/erikaheidi/gdaisy/src/Template.php on line 37