Cant see image in angular 8

[madeehacareem]

ERROR TypeError: Cannot read property 'png' of undefined at Object.updateDirectives (4.1135c1f5870223b1dfda.js:1) at Object.debugUpdateDirectives [as updateDirectives] (main.6011958d2b145bd8177f.js:1) at checkAndUpdateView (main.6011958d2b145bd8177f.js:1) at callViewAction (main.6011958d2b145bd8177f.js:1) at execEmbeddedViewsAction (main.6011958d2b145bd8177f.js:1) at checkAndUpdateView (main.6011958d2b145bd8177f.js:1) at callViewAction (main.6011958d2b145bd8177f.js:1) at execComponentViewsAction (main.6011958d2b145bd8177f.js:1) at checkAndUpdateView (main.6011958d2b145bd8177f.js:1) at callViewAction (main.6011958d2b145bd8177f.js:1) View_FormUploadComponent_4 @ 4.1135c1f5870223b1dfda.js:1 logError @ main.6011958d2b145bd8177f.js:1 handleError @ main.6011958d2b145bd8177f.js:1 (anonymous) @ main.6011958d2b145bd8177f.js:1 invoke @ polyfills.b4042295746b0833ed10.js:1 run @ polyfills.b4042295746b0833ed10.js:1 runOutsideAngular @ main.6011958d2b145bd8177f.js:1 tick @ main.6011958d2b145bd8177f.js:1 (anonymous) @ main.6011958d2b145bd8177f.js:1 invoke @ polyfills.b4042295746b0833ed10.js:1 onInvoke @ main.6011958d2b145bd8177f.js:1 invoke @ polyfills.b4042295746b0833ed10.js:1 run @ polyfills.b4042295746b0833ed10.js:1 run @ main.6011958d2b145bd8177f.js:1 next @ main.6011958d2b145bd8177f.js:1 schedulerFn @ main.6011958d2b145bd8177f.js:1 __tryOrUnsub @ main.6011958d2b145bd8177f.js:1 next @ main.6011958d2b145bd8177f.js:1 _next @ main.6011958d2b145bd8177f.js:1 next @ main.6011958d2b145bd8177f.js:1 next @ main.6011958d2b145bd8177f.js:1 emit @ main.6011958d2b145bd8177f.js:1 checkStable @ main.6011958d2b145bd8177f.js:1 onLeave @ main.6011958d2b145bd8177f.js:1 onInvokeTask @ main.6011958d2b145bd8177f.js:1 invokeTask @ polyfills.b4042295746b0833ed10.js:1 runTask @ polyfills.b4042295746b0833ed10.js:1 invokeTask @ polyfills.b4042295746b0833ed10.js:1 invokeTask @ polyfills.b4042295746b0833ed10.js:1 globalZoneAwareCallback @ polyfills.b4042295746b0833ed10.js:1