Irina Oshchepkova
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Articles
Recent activity by Irina Oshchepkova-
Katalyst: Error: invalid_grant: Token is not active
DescriptionA user in Katalyst receives a server‑side error when performing an operation, with a stack trace like:com.acdlabs.spectrus_portal_common.shared.exceptions.BaseServerException: invalid_gr...
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Katalyst: Katalyst down after VM restart due to lost Spectrus DB Enterprise license activation
DescriptionAfter a VM restart of the Spectrus DB Enterprise (SDBES) server used by Katalyst, users report that Katalyst is down or cannot access data.License validation for SDBES fails with an erro...
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Katalyst: New experiments cannot be created after database migration to cloud
DescriptionAfter migrating Katalyst to a new server infrastructure, users can access the application and retrieve existing experiments but cannot save or create new experiments.Existing (pre‑migrat...
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Katalyst: File attachments rejected in Katalyst due to unsupported extensions
DescriptionUsers attempt to attach files (e.g., custom report formats, vendor‑specific data files) to an experiment.Katalyst rejects the attachment or shows an error because the file extension is n...
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Katalyst: Managing multiple experiments with identical or similar titles
DescriptionUsers create experiments with the same or very similar titles (e.g., “Solubility Test”).It becomes difficult to distinguish them in search and reports, especially across projects.Users m...
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Katalyst: Experiment save hangs and experiments become locked with 502 Proxy Error
DescriptionWhen saving or exporting certain Katalyst experiments, users experience:Very long export times, followed by a stack trace in the UI.Experiments remaining locked in export_start state.The...
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Katalyst: Unexpected default units when manually creating new materials
DescriptionWhen users create new materials manually (not via SDF), default units for:Amount,Concentration,Density,may not match lab conventions.Users sometimes forget to change units, leading to in...
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Katalyst: 502 Proxy Error (StatusCodeException) when in idle state
DescriptionA user working in Katalyst leaves the application idle (“paused work”) and later sees a generic server error in the UI.The server logs / error report contains a stack trace similar to:co...
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Katalyst: Plate templates accidentally overwritten
DescriptionUsers modify existing plate templates when they intended to create a new one.As a result, standard templates get changed, affecting future experiments.There is no obvious revert/undo for...
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Katalyst: Importing plate layouts from CSV/Excel into Katalyst fails or misplaces wells
DescriptionUsers import plate layouts (materials, well positions) from CSV/Excel files.After import:Errors occur, orWells are populated incorrectly (e.g., shifted rows/columns, wrong wells).The CSV...