pola-rs/polars
Documented errors, page 2 of 8. Back to pola-rs/polars
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| non-string categories are not supported | exception | error | polars, interchange-protocol, categorical, enum, notimplementederror |
| cannot specify columns in both `schema_overrides` and… | exception | error | polars, excel, conflicting-options |
| `compat_level` has invalid type | exception | error | polars, type-error, to-arrow, argument-validation |
| empty Excel sheet If you want to read this as an empty… | exception | error | polars, excel, empty-data |
| write_table: table format of | exception | error | python, databricks, unsupported-operation |
| could not allocate memory for CPUID check | exception | error | python, polars, memoryerror, cpu-check, windows |
| didn't understand polars_expr attribute | panic | error | proc-macro, compile-time, attribute, rust, polars |
| are different ( ) [left]: [right] | exception | error | |
| ' ' object has no attribute | exception | error | python, attribute-error, typo |
| non-contiguous buffer must be made contiguous | exception | error | |
| invalid value for POLARS_NDJSON_CHUNK_SIZE | panic | error | rust, environment-variable, configuration, polars |
| invalid sentinel value for column of type | exception | error | polars, interchange-protocol, sentinel, validity, typeerror |
| {pre_slice:?} {} | panic | error | rust, unimplemented, slice, ndjson, streaming |
| should be f64 scalar | panic | error | polars, decimal, aggregation, internal-api, panic, invariant |
| the graphviz `dot` binary should be on your PATH.(If not… | exception | error | python, graphviz, environment, dependency |
| data types of values should match | panic | error | rust, polars, series, anyvalue, dtype-mismatch |
| native sink row count | validation | critical | iceberg, parquet, row-count, consistency, sink |
| the `table_name` parameter is not supported by the… | exception | error | python, polars, excel, unsupported-parameter |
| activate dtype-categorical to convert dictionary arrays | panic | error | rust, polars, arrow, feature-flag, categorical |
| failed to serialize schema hashes file | panic | error | serialization, json, hashing, panic |
| 'offset' must be an integer, string, or expression, not | exception | error | python, polars, type-error, arguments |
| only Datetime/Duration inputs supported, got | panic | error | numpy, datetime, dtype, panic, interop |
| Unable to determine metadata from query result; | exception | error | polars, database, metadata, dbapi, python |
| a more recent version of `fastexcel` is required for… | exception | error | polars, fastexcel, dependency-version |
| Could not 'unwrap_required'. 'ZipValidity' iterator has… | panic | error | rust, arrow, iterator, nullability, panic |
| the `dtypes` parameter for `read_csv` has been renamed to… | validation | error | polars, excel, renamed-parameter, deprecated-api |
| column appears more than once in the query/result cursor | exception | error | database, duplicate-columns, schema, polars |
| Offset to fit in `usize` | panic | error | rust, polars, arrow, ffi, c-data-interface, fixed-size-binary, offset, panic |
| statistics load failure for filter column | exception | error | iceberg, statistics, metadata, filter |
| ` ` parameter has no effect when using `from_arrow( ) | exception | error | python, polars, arrow, incompatible-parameters |
| Iceberg sort transform | exception | error | iceberg, sort-order, not-implemented, transform |
| ` ` was removed in version | exception | error | python, polars, removed-attribute, migration, version |
| activate feature dtype-duration | panic | error | rust, feature-flags, polars, dtype |
| Cannot set `iter_batches` for | exception | error | polars, database, batching, invalid-arguments, python |
| Iceberg sort transform | exception | error | iceberg, sort-order, not-implemented, transform |
| cannot infer dtype from | exception | error | polars, database, type-inference, dtype |
| Unexpected symbol | exception | error | iceberg, predicate, pyarrow, expression-conversion |
| invalid seek to a negative or overflowing position | error_code | error | rust, io, seek, cursor |
| invalid value for POLARS_ROW_GROUP_PREFETCH_KBYTES_BUDGET | panic | error | rust, environment-variable, configuration, parquet |
| out-of-range date | panic | error | arrow, chrono, date, out-of-range |
| no valid schema can be derived for the query | panic | error | rust, schema, lazy, plan |
| POLARS_MEMORY_PREFETCH=madvise_willneed is not supported by… | panic | error | rust, configuration, environment-variable, platform-specific |
| require dict mapping | exception | error | python, polars, udf, dict |
| Series of type does not have operator | exception | error | python, polars, operator-not-supported, nested-dtypes |
| functionality for `nan_as_null` has not been implemented… | exception | error | |
| invalid Config file (did you mean to use `load`?) | exception | error | config, file-io, path, polars |
| `pl.count()` takes at least one argument. If you want to… | validation | error | python, polars, deprecation, dataframe |
| dtype not yet supported in checked div | panic | error | rust, polars, arithmetic, checked-div, unsupported-dtype |
| non-dictionary categoricals are not yet supported | exception | error | polars, interchange-protocol, categorical, notimplementederror |
| a non-HTTPS workspace_url was given | exception | error | python, security, https, databricks |
| integer | panic | error | rust, environment-variable, configuration, parquet |
| invalid value for POLARS_CLOUD_WRITER_COPY_BUFFER_SIZE | panic | error | env-var, configuration, panic, cloud-writer |
| {} | panic | error | rust, polars, dataframe, concat |
| expected a selector; found | validation | error | polars, selectors, type-error |
| expected an argument | panic | error | proc-macro, compile-time, function-signature, rust |
| =" " should be a single byte character, but is bytes long | validation | error | python, csv, validation, arguments |
| cannot select columns using NumPy array of type | exception | error | polars, numpy, dataframe, type-error |
| cannot select elements using key of type | exception | error | polars, series, indexing, unsupported-key |
| first cast to integer before dividing datelike dtypes | exception | error | python, polars, temporal, division, dtype |
| invalid call to `get_strftime_format`; fmt= | panic | error | polars, panic, temporal, strftime, unsupported-operation |
| invalid dtype for `zeros`; found | exception | error | python, polars, dtype, type-error |
| ` ` was removed in version 2.0; | exception | error | python, polars, removed-api, major-version-upgrade |
| activate 'propagate_nans' | panic | error | rust, feature-flag, compile-time, statistics |
| expected a type argument | panic | error | proc-macro, compile-time, function-signature, rust |
| invalid plan stage | exception | error | python, polars, visualization, argument-validation |
| module has no attribute | exception | error | |
| ` ` was deprecated in version 1.0.0. Define your own data… | exception | error | python, polars, deprecation, datatypes, selectors |
| weights not yet supported on array with null values | panic | error | rust, polars, rolling, nulls, weights |
| cannot apply delta_table_version for table of type | exception | error | python, databricks, delta-lake, api-misuse |
| invalid value for POLARS_IO_SINK_BYTES_BUFFERER_CONFIG | panic | error | environment-variable, panic, configuration, io-sink |
| invalid value for POLARS_UPLOAD_CONCURRENCY | panic | error | env-var, configuration, panic, concurrency |
| nested lists | panic | error | |
| can not get dtype of Categorical AnyValue | panic | error | polars, panic, categorical, unsupported-operation |
| expected by arguments on both sides | panic | error | |
| {response["result"]} | exception | error | python, database, async, sql |
| missing command [generate, update-hashes, check-hashes] | panic | error | cli, panic, missing-argument |
| sink to Iceberg table with | exception | error | iceberg, partitioning, not-implemented, bucket-transform |
| cannot use glob patterns and integer based projection as… | validation | error | |
| could not get Databricks token: databricks-sdk is not… | exception | error | python, databricks, dependency, authentication |
| Take not supported for data type | panic | error | arrow, polars, take, unsupported-dtype |
| unsupported temporal data type | exception | error | polars, interchange-protocol, temporal, datetime, time-unit, notimplementederror |
| cannot convert DataFrame to | exception | error | |
| only supported for scalars | panic | error | polars, horizontal-concat, scalar-column, panic, invariant |
| ordering for List dtype is not supported | panic | error | polars, rust, sorting, nested-types |
| bitmask must be inverted | exception | error | polars, interchange-protocol, bitmask, validity, allow-copy, copynotallowederror |
| Cannot apply operation on arrays of different lengths | panic | error | rust, polars, shape-mismatch, broadcast |
| horizontal_flatten not supported for data type | panic | error | rust, polars, not-implemented, nested-data |
| response["result"] | exception | error | |
| should be hashable | panic | error | python, object-dtype, hashable, panic |
| use of `how=' '` should be replaced with `how='full'`. | validation | error | python, polars, join, deprecated, api-change |
| cannot specify both `columns` and… | validation | error | python, polars, parameter-collision, excel |
| dtype not supported | panic | error | rust, panic, dtype, unsupported-dtype |
| invalid input for `exclude`\n\nExpected one or more `str`… | exception | error | |
| FixedSizeListArray::arr_from_iter_with_dtype called with… | panic | error | rust, polars, arrow, fixed-size-list, dtype, collect |
| number of rows per chunk must be >= 1 | exception | error | python, polars, config, value-out-of-range |
| pyarrow is required for adbc-driver-manager < 1.6.0, found | exception | error | polars, adbc, pyarrow, dependency-version, import-error |
| unsupported operand type(s) for op: ('Selector' +… | validation | error | polars, selectors, operators, type-error |
| cannot return a zero-copy array | exception | error | |
| Polars Rust module for | exception | error | python, installation, version-conflict, environment-variable |
| `time_unit` must be one of | validation | error | python, polars, datetime, invalid-enum |