Troubleshooting
For troubleshooting articles. Predominantly problem / error, and workaround / solution.
- Unable to access VDS even with the granted Privileges (v21+)
- Power BI fails to connect to Dremio with error "access_denied: AADSTS650057: Invalid resource."
- SSO with OIDC provider fails with "unable to find valid certification path to requested target"
- Unable to pull Dremio Enterprise Images from Quay.io: manifest unknown / connection refused
- Backup process fails with "unable to find valid certification path to requested target" exception
- Promoted Parquet files being Processed with ICEBERG_SUB_SCAN instead of PARQUET_ROW_GROUP_SCAN
- Error: “Tabular UDFs must not be correlated” When Creating a Function
- May 2025 PowerBi update issue (Cannot convert the value null to type Record)
- Corrupted Zookeeper Transaction Log Due to Full Filesystem
- Resolving IllegalStateException Error in HASH_JOIN Operations
- PostgreSQL foreign table not shown in datasets page
- INFORMATION_SCHEMA.SCHEMATA queries failing with NullPointerException
- Failed to run command `Document{{dbStats=1}}` causes metadata refresh issues in MongoDB sources
- How to get all user role details
- ObjectID not matching with Mongo Object
- Validation of view sql failed. Version context for table xxx must be specified using AT SQL syntax
- HOW TO: Resolve Casting Errors in UNION queries with NULL and String Concatenation
- PLAN ERROR: Error while applying rule AggregateRule
- Queries failing with SYSTEM ERROR: CompileException .. error: code too large
- PowerBI Queries failing with SYSTEM ERROR: IllegalStateException: Memory was leaked by query. Memory leaked
- PostgreSQL queries failing with ERROR: operator does not exist: character varying = integer
- PowerBI Queries failing with INVALID_DATASET_METADATA ERROR
- Individual record size is too large to fit into page size
- Unable to update object ownership using Catalog API
- CONVERT_FROM("value", 'JSON') Query fails in Nessie source
- Remove dir# fields when 'Enable partition column inference' is enabled
- How to troubleshoot a Fast vs Slow query profile
- Memory leak in "runtimefilter-manager" Allocator in Dremio releases earlier than 25.1.0
- Issues with reading BigQuery Managed Iceberg Tables in Dremio
- Defect in runtime filtering causes different results between runs of the same query