diff --git a/Classes/EelHelpers/AbstractImageSourceHelper.php b/Classes/EelHelpers/AbstractImageSourceHelper.php
index 1c90d92..16b760a 100644
--- a/Classes/EelHelpers/AbstractImageSourceHelper.php
+++ b/Classes/EelHelpers/AbstractImageSourceHelper.php
@@ -118,7 +118,6 @@ public function allowsCallOfMethod($methodName)
         }
     }
 
-
     /**
      * If the source is cast to string the default source is returned
      *
@@ -126,6 +125,10 @@ public function allowsCallOfMethod($methodName)
      */
     public function __toString(): string
     {
-        return $this->src();
+        try {
+            return $this->src();
+        } catch (\Exception $e) {
+            return $e->getMessage();
+        }
     }
 }