Irina Oshchepkova
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Articles
Recent activity by Irina Oshchepkova-
Katalyst: Analytical data not displayed after reopening experiment
DescriptionAfter successful data processing, analytical results may not appear when the user reopens the experiment. This behavior is typically caused by Arcus connection issues or MongoDB connecti...
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Katalyst: Experiment export fails when experiment name contains emojis or uncommon symbols
DescriptionUsers create experiments with names/titles including emojis or special symbols (e.g., ✓, ©, emojis).Exporting such experiments to downstream systems or files fails, often with encoding o...
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Katalyst: Sequence file generation request stuck
DescriptionA sequence file generation request may remain stuck for more than 15 minutes or fail to complete. This typically occurs when the Automation Server is not running, when errors appear in t...
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Katalyst: Incorrect or missing sample naming in instrument software prevents Katalyst from attaching data
DescriptionInstrument control software (e.g., LC/MS workstation) uses a sample naming convention that:Does not include KAT IDs.Uses inconsistent or truncated well IDs.As a result, Katalyst cannot m...
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Katalyst: Experiments show duplicate analytical runs for the same well
DescriptionIn the Analysis Workspace, some wells show multiple analytical runs that appear to be duplicates:Same acquisition time or very close timestamps.Same file name or slightly different varia...
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Katalyst: Understanding the difference between “export” and “backup” functions
DescriptionUsers see both “export” and “backup” options in Katalyst and are unsure:Which to use for archiving data.Which is intended for sharing with other systems vs internal recovery.SolutionExpo...
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Katalyst: Unexpected rounding or significant figures in reported values
DescriptionReported values (e.g., yields, concentrations, peak areas) in Katalyst:Appear rounded or truncated to fewer or more decimal places than users expect.May differ slightly from instrument s...
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Katalyst: Slow or stuck ReprocessExperiment tasks
DescriptionUsers run ReprocessExperiment for large or complex experiments and observe:Very long reprocessing times.Tasks that appear stuck or never complete.Katalyst may become sluggish during thes...
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Katalyst: Reprocessing not performed
DescriptionReprocessing requests may fail to start or appear stuck when the connection to the ActiveMQ service is lost or when servers were started in an incorrect sequence. Refreshing the Katalyst...
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Katalyst: Failures when importing data via API integration
DescriptionIntegrations push experiments or analytical results into Katalyst via API (REST or similar).Occasionally, imports fail with errors:Invalid payload formats.Missing or duplicate identifier...