diff --git a/core/java/com/android/internal/protolog/ProtoLogConfigurationService.java b/core/java/com/android/internal/protolog/ProtoLogConfigurationService.java
index 27be355..eeac139 100644
--- a/core/java/com/android/internal/protolog/ProtoLogConfigurationService.java
+++ b/core/java/com/android/internal/protolog/ProtoLogConfigurationService.java
@@ -211,8 +211,7 @@
          *                             want to write to the trace buffer.
          * @throws FileNotFoundException if the viewerConfigFilePath is invalid.
          */
-        void trace(@NonNull ProtoLogDataSource dataSource, @NonNull String viewerConfigFilePath)
-                throws FileNotFoundException;
+        void trace(@NonNull ProtoLogDataSource dataSource, @NonNull String viewerConfigFilePath);
     }
 
     @Override
@@ -352,11 +351,7 @@
 
     private void onTracingInstanceFlush() {
         for (String fileName : mConfigFileCounts.keySet()) {
-            try {
-                mViewerConfigFileTracer.trace(mDataSource, fileName);
-            } catch (FileNotFoundException e) {
-                throw new RuntimeException(e);
-            }
+            mViewerConfigFileTracer.trace(mDataSource, fileName);
         }
     }
 
@@ -365,10 +360,16 @@
     }
 
     private static void dumpTransitionTraceConfig(@NonNull ProtoLogDataSource dataSource,
-            @NonNull String viewerConfigFilePath) throws FileNotFoundException {
-        final var pis = new ProtoInputStream(new FileInputStream(viewerConfigFilePath));
-
+            @NonNull String viewerConfigFilePath) {
         dataSource.trace(ctx -> {
+            final ProtoInputStream pis;
+            try {
+                pis = new ProtoInputStream(new FileInputStream(viewerConfigFilePath));
+            } catch (FileNotFoundException e) {
+                throw new RuntimeException(
+                        "Failed to load viewer config file " + viewerConfigFilePath, e);
+            }
+
             try {
                 final ProtoOutputStream os = ctx.newTracePacket();
 
@@ -397,11 +398,7 @@
             mConfigFileCounts.put(configFile, newCount);
             boolean lastProcessWithViewerConfig = newCount == 0;
             if (lastProcessWithViewerConfig) {
-                try {
-                    mViewerConfigFileTracer.trace(mDataSource, configFile);
-                } catch (FileNotFoundException e) {
-                    throw new RuntimeException(e);
-                }
+                mViewerConfigFileTracer.trace(mDataSource, configFile);
             }
         }
     }