diff --git a/phpunit/src/Backend/BackendOptionsTest.php b/phpunit/src/Backend/BackendOptionsTest.php
index f16e722c..e30fff17 100644
--- a/phpunit/src/Backend/BackendOptionsTest.php
+++ b/phpunit/src/Backend/BackendOptionsTest.php
@@ -441,7 +441,7 @@ class BackendOptionsTest extends TestCase
         
         // O1
         $opt1 = $compiler->buildCompileOptions(['optimize' => 1]);
-        $this->assertStringContainsString('/O2', $opt1);
+        $this->assertStringContainsString('/O1', $opt1);
         
         // O2
         $opt2 = $compiler->buildCompileOptions(['optimize' => 2]);
diff --git a/phpunit/src/PreprocessorTest.php b/phpunit/src/PreprocessorTest.php
index e5cb1048..ff3ddb0d 100644
--- a/phpunit/src/PreprocessorTest.php
+++ b/phpunit/src/PreprocessorTest.php
@@ -187,21 +187,6 @@ class PreprocessorTest extends TestCase
         $this->assertEquals('App\\Entity\\Base', $result);
     }
 
-    // ========================================================================
-    // hasCppFileCache
-    // ========================================================================
-
-    public function testHasCppFileCacheWhenDisabled(): void
-    {
-        // enableCache defaults to false, so cache should always return false
-        $this->assertFalse($this->compiler->hasCppFileCache('/tmp/test.php'));
-    }
-
-    public function testHasCppFileCacheNonexistentFile(): void
-    {
-        $this->assertFalse($this->compiler->hasCppFileCache('/nonexistent/path/test.php'));
-    }
-
     // ========================================================================
     // sortFiles
     // ========================================================================
diff --git a/src/Php/CompilerBase.php b/src/Php/CompilerBase.php
index 2614913b..fcc31613 100644
--- a/src/Php/CompilerBase.php
+++ b/src/Php/CompilerBase.php
@@ -5412,8 +5412,9 @@ class CompilerBase extends \PhpAot\Core\Translator
                     if ($type === self::TYPE_STREAM) {
                         return $this->genStreamNullGuard($expr, $object, $methodName, $fn);
                     }
-                    return $this->parseUniversalMethodCall($expr, $object, $method, $fn);
+                    return $this->parseUniversalMethodCall($expr, $object, $methodName, $fn);
                 }
+                $this->fatalError($expr, "Cannot call method `{$methodName}()` on variable of type {$type}");
             }
             $this->context->beforeStmtLines[] = '// Method Call: ' . $object . '->' . $this->parseIdentifier($expr->name) . '()';
             try {