Irina Oshchepkova
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Articles
Recent activity by Irina Oshchepkova-
Katalyst: Access blocked due to SSL certificate issues
DescriptionUsers cannot access the Katalyst web application over HTTPS; browsers may show security warnings or refuse the connection.The issue typically occurs around the time an SSL/TLS certificat...
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Katalyst: Understanding which Katalyst experiment fields are used in standard reports
DescriptionUsers fill many metadata fields but are unsure which ones matter for:Standard summary reports,Regulatory or management dashboards,External exports.This leads to inconsistent data entry a...
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Katalyst: Re-opening a finalized Katalyst experiment gives an error: arcus_source is not explicitly false
DescriptionUsers attempt to re‑open a previously finalized experiment in Katalyst and receive an error similar to:Cannot reopen experiment <KAT ID>: arcus_source is not explicitly falseThe associat...
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Katalyst: Export fails when experiment contains unsupported or custom data types
DescriptionSome experiments contain:Custom data types or metadata fields.Experimental features from pilot integrations.Export to a downstream system fails, often with messages about unknown or unsu...
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Katalyst: Error when opening experiments created in much older versions
DescriptionExperiments created many versions ago (major upgrades since then) sometimes:Fail to open, orOpen with missing components (plates, analyses).Newer experiments open without problems.Soluti...
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Katalyst: Changes lost when browser is refreshed or back button is used during Katalyst editing
DescriptionWhile editing experiments (plates, materials, metadata), a user:Clicks the browser’s Back button, orRefreshes the page.Unsaved changes are lost without clear warning.SolutionExplain beha...
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Katalyst: Changing plate type (e.g., 96-well to 384-well) mid-experiment leads to errors or misaligned wells
DescriptionUsers initially configure a plate as 96‑well, then later realize they need 384‑well (or vice versa).Attempting to change plate type:Causes errors, orLeaves well mappings inconsistent wit...
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Katalyst: Experiments missing from Katalyst project-level dashboards or summaries
DescriptionProject dashboards or summary pages show only some of the experiments that belong to a project.Newer experiments may be missing, or certain statuses are not reflected.SolutionVerify proj...
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Katalyst: Inconsistent behavior when multiple browser tabs are open
DescriptionA user opens Katalyst in multiple tabs or windows.They see:Conflicting state (one tab appears logged out, another logged in).Actions in one tab not reflected immediately in another.Occas...
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Katalyst: Upload of very large raw analytical data files fails or stalls
DescriptionUsers attempt to upload very large instrument data sets (e.g., multi‑GB LC/MS or LC‑UV runs).Uploads:Stall partway,Fail with timeouts, orComplete but the data never appears in the Analys...