не создает PDF

Версия плагина Версия 2.2.2 , вордпресс Версия 5.5.1
В консоли FireFox:

Uncaught (in promise) TypeError: CanvasGradient.addColorStop: Argument 1 is not a finite floating-point value.
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step https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:83
verb https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:64
step https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:68
verb https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:64
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:57
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:53
renderBackgroundImage https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6554
renderNodeBackgroundAndBorders https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6701
step https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:83
verb https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:64
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:57
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:53
renderNodeBackgroundAndBorders https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6677
renderStackContent https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6400
step https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:83
verb https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:64
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:57
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:53
renderStackContent https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6393
renderStack https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6101
step https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:83
verb https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:64
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:57
__awaiter https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:53
renderStack https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6093
renderStackContent https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:6493
step https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:83
verb https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:64
fulfilled https://estateofcyprus.ru/wp-content/plugins/pdf-print/js/html2canvas.js?ver=5.5.1:54