diff --git a/ape_vyper/compiler/api.py b/ape_vyper/compiler/api.py
index 1c7f689..4748347 100644
--- a/ape_vyper/compiler/api.py
+++ b/ape_vyper/compiler/api.py
@@ -523,11 +523,10 @@ def init_coverage_profile(
     def enrich_error(self, err: ContractLogicError) -> ContractLogicError:
         return enrich_error(err)
 
+    # TODO: In 0.9, make sure project is a kwarg here.
     def trace_source(
         self, contract_source: ContractSource, trace: TraceAPI, calldata: HexBytes
     ) -> SourceTraceback:
-        frames = [t for t in trace.get_raw_frames()]
-        assert len(frames) > 0, frames
         return SourceTracer.trace(trace.get_raw_frames(), contract_source, calldata)
 
     def _get_compiler_arguments(
diff --git a/tests/conftest.py b/tests/conftest.py
index 5476c2d..c13aa32 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,5 +1,4 @@
 import os
-import shutil
 from contextlib import contextmanager
 from pathlib import Path
 
@@ -152,29 +151,29 @@ def compiler(compiler_manager):
 def project(config):
     project_source_dir = Path(__file__).parent
 
-    root_project = ape.Project(project_source_dir)
-
-    # For increasing speed of debugging tests, allows not having
-    # to re-compile every time.
-    allow_cache = os.environ.get("APE_VYPER_TESTING_USE_CACHE", "0").lower() not in (
-        False,
-        "f",
-        0,
-        "0",
-        "false",
-    )
-
-    if allow_cache:
-        yield root_project
-
-    else:
-        # NOTE: This is what CI/CD does.
-        # Delete build / .cache that may exist pre-copy
-        cache = project_source_dir / ".build"
-        shutil.rmtree(cache, ignore_errors=True)
-
-        with root_project.isolate_in_tempdir() as tmp_project:
-            yield tmp_project
+    return ape.Project(project_source_dir)
+    #
+    # # For increasing speed of debugging tests, allows not having
+    # # to re-compile every time.
+    # allow_cache = os.environ.get("APE_VYPER_TESTING_USE_CACHE", "0").lower() not in (
+    #     False,
+    #     "f",
+    #     0,
+    #     "0",
+    #     "false",
+    # )
+    #
+    # if allow_cache:
+    #     yield root_project
+    #
+    # else:
+    #     # NOTE: This is what CI/CD does.
+    #     # Delete build / .cache that may exist pre-copy
+    #     cache = project_source_dir / ".build"
+    #     shutil.rmtree(cache, ignore_errors=True)
+    #
+    #     with root_project.isolate_in_tempdir() as tmp_project:
+    #         yield tmp_project
 
 
 @pytest.fixture