diff --git a/src/main/kotlin/com/android/trisolarisserver/controller/Auth.kt b/src/main/kotlin/com/android/trisolarisserver/controller/Auth.kt
index 0045adf..546a39a 100644
--- a/src/main/kotlin/com/android/trisolarisserver/controller/Auth.kt
+++ b/src/main/kotlin/com/android/trisolarisserver/controller/Auth.kt
@@ -74,6 +74,7 @@ class Auth(
             "Missing Authorization token"
         )
         if (!header.startsWith("Bearer ")) {
+            logger.warn("Auth verify invalid Authorization header")
             throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "Invalid Authorization header")
         }
         val token = header.removePrefix("Bearer ").trim()
@@ -84,7 +85,10 @@ class Auth(
             throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "Invalid token")
         }
         val user = appUserRepo.findByFirebaseUid(decoded.uid)
-            ?: throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "User not found")
+            ?: run {
+                logger.warn("Auth verify user not found for uid={}", decoded.uid)
+                throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "User not found")
+            }
         logger.warn("Auth verify resolved uid={}, userId={}", decoded.uid, user.id)
         return MyPrincipal(
             userId = user.id ?: throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "User id missing"),