Jonas Behr

Rare memory management failures in FM-index in multi-threadding context

5

### Does this problem persist on the current main? - [x] I have verified the issue on the current main ### Is there an existing issue for this? - [x]...

**Describe the bug** The variant mapper is failing with an index error for a large duplication. **To Reproduce** ``` import hgvs.dataproviders.uta import hgvs.parser import hgvs.variantmapper def reproduce_bug(): """Reproduce the IndexError...