fix GetTraceFromStackFrames

Author: wickedmachinator

LightWeight/ExceptionExtensions.cs

@@ -124,9 +124,12 @@ public static string GetTraceFromStackFrames(StackFrame[] frames, int skipStackF
             actualFrames.Add((frame, method, assemblyName));
         }
 
-        var maxAssemblyNameLength = actualFrames.Max(frame => frame.AssemblyName?.Length ?? 0);
-        foreach (var (frame, method, assemblyName) in actualFrames)
-            builder.AppendLine(FrameToString(frame, method, assemblyName, maxAssemblyNameLength));
+        if (actualFrames.Count > 0)
+        {
+            var maxAssemblyNameLength = actualFrames.Max(frame => frame.AssemblyName?.Length ?? 0);
+            foreach (var (frame, method, assemblyName) in actualFrames)
+                builder.AppendLine(FrameToString(frame, method, assemblyName, maxAssemblyNameLength));
+        }
 
         return builder.ToString().Trim();
     }