Mapping failed because of application errors

[danielsf]

@Sumira83

Here is where I have moved the conversation surrounding the error you encountered.

Malformed input h5ad file

@Sumira83 The error message associated with your failed run is “The ‘X’ field in this h5ad file lacks the ‘encoding-type’ metadata field. That field is necessary for this software to determine if this data is stored as a sparse or dense matrix. Please see the anndata specification here\nOn-disk format — anndata 0.11.1.dev11+g2602e5b documentation” May I ask: with what library/piece of software did you create your h5ad file? If the answer is the python anndata library, what version of anndata …