Fivetran experienced a bug that caused Amazon Selling Partner connections to fail when syncing the all_listings_report endpoint, with connectors throwing a null context error. The issue affected Amazon Selling Partner integrations for 3.1 hours on April 8, 2026. Fivetran implemented a fix to resolve the null context bug, and affected connectors returned to normal syncing operations.
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This incident has been resolved. We have observed that instance rates are returning to normal levels and affected connectors are syncing successfully.
Incident Summary
Description:
We identified an issue for Amazon Selling partner connections which resulted in syncs failing with a "Cannot invoke "com.fivetran.platform.interfaces.connector.SharedContext.safeFileBufferFactory()" because "this.sharedContext" is null" error.
Timeline:
This issue began on April 8, 2026 at 11:00 AM UTC and was resolved on April 8, 2026 at 2:30 PM UTC.
Cause:
A bug has been introduced on our end due to which we started hitting context being null error .
Resolution:
A fix has been implemented on our end to mitigate the issue.
A fix has been implemented and we are monitoring the results.
We have identified that the connections are failing with the below error
all_listings_report endpoint sync failed with error: Cannot invoke "com.fivetran.platform.interfaces.connector.SharedContext.safeFileBufferFactory()" because "this.sharedContext" is null
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