Merge pull request '견적서 및 발전량에 페이지에서 canvas가 null임..' (#377) from dev into prd-deploy

Reviewed-on: #377

src/hooks/option/useCanvasSetting.js

@@ -632,9 +632,12 @@ export function useCanvasSetting(executeEffect = true) {
           originHorizon: res.originHorizon,
           originVertical: res.originVertical,
         })
-        canvas.setWidth(res.originHorizon)
-        canvas.setHeight(res.originVertical)
-        canvas.renderAll()
+
+        if (canvas) {
+          canvas.setWidth(res.originHorizon)
+          canvas.setHeight(res.originVertical)
+          canvas.renderAll()
+        }
 
         /** 데이터 설정 */
         setSettingModalFirstOptions({