diff --git a/test/reference/configuration/config_complete_paths.pkl b/test/reference/configuration/config_complete_paths.pkl
new file mode 100644
index 0000000..b6b05ba
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diff --git a/test/reference/configuration/config_empty_paths.pkl b/test/reference/configuration/config_empty_paths.pkl
new file mode 100644
index 0000000..e2ecf72
--- /dev/null
+++ b/test/reference/configuration/config_empty_paths.pkl
@@ -0,0 +1 @@
+€}”.
\ No newline at end of file
diff --git a/test/reference/configuration/config_nostep_globals_paths.pkl b/test/reference/configuration/config_nostep_globals_paths.pkl
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diff --git a/test/reference/configuration/config_nostep_paths.pkl b/test/reference/configuration/config_nostep_paths.pkl
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index 0000000..f7e060a
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