diff --git a/src/main/java/de/avatic/lcc/service/transformer/error/SysErrorTransformer.java b/src/main/java/de/avatic/lcc/service/transformer/error/SysErrorTransformer.java
index c2f39f8..5f3132c 100644
--- a/src/main/java/de/avatic/lcc/service/transformer/error/SysErrorTransformer.java
+++ b/src/main/java/de/avatic/lcc/service/transformer/error/SysErrorTransformer.java
@@ -67,10 +67,10 @@ public class SysErrorTransformer {
             while (matcher.find()) {
                 SysErrorTraceItem item = new SysErrorTraceItem();
 
-                item.setFile(matcher.group(2));
-                item.setLine(Integer.parseInt(matcher.group(3)));
-                item.setMethod(matcher.group(1));
-                item.setFullPath("at " + matcher.group(1));
+                item.setFile(matcher.group(2) == null ? "na" : matcher.group(2));
+                item.setLine(Integer.parseInt(matcher.group(3) == null ? "0" : matcher.group(3)));
+                item.setMethod(matcher.group(1) == null ? "na" : matcher.group(1));
+                item.setFullPath("at " + (matcher.group(1) == null ? "na" : matcher.group(1)));
 
                 items.add(item);