Irina Oshchepkova
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Articles
Recent activity by Irina Oshchepkova-
Katalyst: Handling experiments with mixed instrument data types
DescriptionSome experiments include:LC/MS data from different vendors.Combined LC‑UV, NMR, and possibly other analytical techniques.Users are unsure how to configure analysis plates and processing ...
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Katalyst: Experiment export produces very large files
DescriptionExporting certain experiments from Katalyst produces:Very large files (hundreds of MB or more).Slow downloads or timeouts in the browser or downstream systems.These exports may include m...
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Katalyst: Experiment Export Failed
DescriptionExport operations may fail for several reasons, including incorrect or missing CONFIG.JSON settings, insufficient permissions on the KAT_Project record set, unexpected browser‑side error...
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Katalyst: Unexpected behavior when copying or cloning experiments
DescriptionUsers copy/clone an existing experiment to reuse its configuration.After copying, some unexpected aspects appear:Old experiment metadata persists (e.g., wrong project or description).Cer...
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Katalyst: Plate visualization slow or unresponsive for very large plates
DescriptionWhen opening very large plates (e.g., 1536‑well or multiple stacked plates) in Katalyst, users experience:Slow loading or lag when zooming/panning.Browser unresponsiveness, especially on...
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Katalyst: Data processing failed and files moved to the failed folder
DescriptionRaw data intended for processing is moved into the Failed Files Location (Instrument Parameters → Failed Files Location). To diagnose the issue, users must review both Automation Server ...
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Katalyst: Analytical runs missing for some wells after data sweep
DescriptionAfter uploading analytical data and running a sweep, most wells show attached data in the Analysis Workspace.Some well missing data, remain empty or show no chromatograms/spectra.The raw...
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Katalyst: Raw data files are not relocated from the scan path
DescriptionRaw data files remain in the raw data folder (Instrument Parameters → Scan Path) and are not moved for processing. This typically indicates that either the Automation Server or the Activ...
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Katalyst: Handling very large analytical datasets in a single experiment
DescriptionSome experiments aggregate extremely large numbers of analytical runs (e.g., many plates or time points).Symptoms:Slow loading of experiments.Timeouts or errors in the Analysis Workspace...
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Katalyst: Multiple users cannot log in
DescriptionMultiple users are unable to log in to Katalyst. This typically indicates issues with the Spectrus DB administrator account (expired password or lockout), an expired CHEMBOOK password, M...