8000 SimpleLayout - FromString avoid first chance exception when unknown layoutrenderer-type by snakefoot · Pull Request #5681 · NLog/NLog · GitHub
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SimpleLayout - FromString avoid first chance exception when unknown layoutrenderer-type #5681

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Jan 30, 2025
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10 changes: 9 additions & 1 deletion src/NLog/Layouts/LayoutParser.cs
Original file line number Diff line number Diff line change
Expand Up @@ -588,7 +588,15 @@ private static LayoutRenderer GetLayoutRenderer(string typeName, ConfigurationIt

try
{
layoutRenderer = configurationItemFactory.LayoutRendererFactory.CreateInstance(typeName);
if (throwConfigExceptions == false && !configurationItemFactory.LayoutRendererFactory.TryCreateInstance(typeName, out layoutRenderer))
{
InternalLogger.Debug("Failed to create LayoutRenderer with unknown type-alias: '{0}'", typeName);
return new LiteralLayoutRenderer(string.Empty); // replace with empty values
}
else
{
layoutRenderer = configurationItemFactory.LayoutRendererFactory.CreateInstance(typeName);
}
}
catch (NLogConfigurationException ex)
{
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0