quick text only update
@@ -126,7 +126,7 @@ def validate_derivative_paths(paths, layout=None, **kwargs):
if sd.is_dir() and check_for_description(sd))
if not deriv_dirs:
- warnings.warn("Derivative indexing was requested, but no valid "
+ warnings.warn("Derivative indexing was requested, but derivatives were not valid "
"datasets were found in the specified locations "
"({}). Note that all BIDS-Derivatives datasets must"
" meet all the requirements for BIDS-Raw datasets "
