diff --git a/testplan/testing/multitest/base.py b/testplan/testing/multitest/base.py
index 8f6eb463b..5b0fccba4 100644
--- a/testplan/testing/multitest/base.py
+++ b/testplan/testing/multitest/base.py
@@ -1158,7 +1158,7 @@ def _run_testcase(
                 ),
             )
 
-        if self.cfg.collect_code_context:
+        if getattr(self.cfg, "collect_code_context", False):
             testcase = collect_code_context(func=testcase)
 
         # specially handle skipped testcases
diff --git a/testplan/testing/result.py b/testplan/testing/result.py
index 6310fdaf2..6cbd1eab5 100644
--- a/testplan/testing/result.py
+++ b/testplan/testing/result.py
@@ -93,12 +93,14 @@ def __exit__(self, exc_type, exc_value, tb):
             description=self.description,
         )
 
-        with MOD_LOCK:
-            # TODO: see https://github.com/python/cpython/commit/85cf1d514b84dc9a4bcb40e20a12e1d82ff19f20
-            caller_frame = inspect.stack()[1]
+        if getattr(assertion_state, "collect_code_context", False):
+            with MOD_LOCK:
+                # TODO: see https://github.com/python/cpython/commit/85cf1d514b84dc9a4bcb40e20a12e1d82ff19f20
+                caller_frame = inspect.stack()[1]
 
-        exc_assertion.file_path = os.path.abspath(caller_frame[1])
-        exc_assertion.line_no = caller_frame[2]
+            exc_assertion.file_path = os.path.abspath(caller_frame[1])
+            exc_assertion.line_no = caller_frame[2]
+            exc_assertion.code_context = caller_frame.code_context[0].strip()
 
         # We cannot use `bind_entry` here as this block will
         # be run when an exception is raised
@@ -1383,10 +1385,13 @@ def __exit__(self, exc_type, exc_value, traceback):
             return False
         super().__exit__(exc_type, exc_value, traceback)
 
-        with MOD_LOCK:
-            # TODO: see https://github.com/python/cpython/commit/85cf1d514b84dc9a4bcb40e20a12e1d82ff19f20
-            # XXX: do we have concrete ideas about thread-safety here?
-            caller_frame = inspect.stack()[1]
+        if getattr(assertion_state, "collect_code_context", False):
+            with MOD_LOCK:
+                # TODO: see https://github.com/python/cpython/commit/85cf1d514b84dc9a4bcb40e20a12e1d82ff19f20
+                # XXX: do we have concrete ideas about thread-safety here?
+                caller_frame = inspect.stack()[1]
+        else:
+            caller_frame = None
 
         assertion = assertions.LogfileMatch(
             self.timeout,
@@ -1395,8 +1400,11 @@ def __exit__(self, exc_type, exc_value, traceback):
             self.description,
             self.category,
         )
-        assertion.file_path = os.path.abspath(caller_frame[1])
-        assertion.line_no = caller_frame[2]
+
+        if caller_frame:
+            assertion.file_path = os.path.abspath(caller_frame[1])
+            assertion.line_no = caller_frame[2]
+            # assertion.code_context = caller_frame.code_context[0].strip()
 
         stdout_registry.log_entry(
             entry=assertion, stdout_style=self.result.stdout_style
diff --git a/tests/functional/testplan/runnable/interactive/interactive_executable.py b/tests/functional/testplan/runnable/interactive/interactive_executable.py
index 034b413e1..5e7bd0634 100644
--- a/tests/functional/testplan/runnable/interactive/interactive_executable.py
+++ b/tests/functional/testplan/runnable/interactive/interactive_executable.py
@@ -447,7 +447,7 @@ def main():
             module_info.original_report for module_info in TEST_SUITE_MODULES
         ],
         actual_reports=_get_actual_reports(plan),
-        ignore=["file_path", "line_no", "machine_time", "utc_time"],
+        ignore=["file_path", "line_no", "machine_time", "utc_time", "code_context"],
     )
     assert plan.interactive.report.passed is False
 
@@ -491,7 +491,7 @@ def main():
             module_info.updated_report for module_info in TEST_SUITE_MODULES
         ],
         actual_reports=actual_reports,
-        ignore=["file_path", "line_no", "machine_time", "utc_time"],
+        ignore=["file_path", "line_no", "machine_time", "utc_time", "code_context"],
     )
 
     assert plan.interactive.report.passed is True
diff --git a/tests/functional/testplan/runnable/interactive/test_interactive.py b/tests/functional/testplan/runnable/interactive/test_interactive.py
index 41d1cc51a..a3ac6fb4d 100644
--- a/tests/functional/testplan/runnable/interactive/test_interactive.py
+++ b/tests/functional/testplan/runnable/interactive/test_interactive.py
@@ -175,6 +175,7 @@ def test_top_level_tests():
                     "utc_time",
                     "file_path",
                     "line_no",
+                    "code_context",
                 ],
             )[0]
             is True
@@ -210,6 +211,7 @@ def test_top_level_tests():
                     "utc_time",
                     "file_path",
                     "line_no",
+                    "code_context",
                 ],
             )[0]
             is True
@@ -233,6 +235,7 @@ def test_top_level_tests():
                     "utc_time",
                     "file_path",
                     "line_no",
+                    "code_context",
                 ],
             )[0]
             is True