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Have you verified QBDBMgrN is running? &nbsp;It's in the &quot;Services&quot; administrative application...
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Have you verified QBDBMgrN is running?  It's in the "Services" administrative application...

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Look under Services and restart the QB Services. We have to do this from time to time although less so with QB V2018
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Look under Services and restart the QB Services. We have to do this from time to time although less so with QB V2018

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QGDBMgrN is not running, and when I force the program to run, it brings up a box with blank values.
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QGDBMgrN is not running, and when I force the program to run, it brings up a box with blank values.

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Uninstall the QB Server Manager program and reinstall it. &nbsp;If you can restart the Server in between, that would be worth it.
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Uninstall the QB Server Manager program and reinstall it.  If you can restart the Server in between, that would be worth it.

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Please show us the resolution you obtained. Thank you.
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Please show us the resolution you obtained. Thank you.

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Thank you for providing the resolution.<br />
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You can also close this accepting your own solution as answer instead of deleting it.
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Thank you for providing the resolution.

You can also close this accepting your own solution as answer instead of deleting it.

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I am running Quickbooks 2016, and as of this morning it began giving me an H505 error. &nbsp;This seems to have been caused by the 1709 Windows update. &nbsp;QB Server utility says the QBDBMgrN is not running.
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I am running Quickbooks 2016, and as of this morning it began giving me an H505 error.  This seems to have been caused by the 1709 Windows update.  QB Server utility says the QBDBMgrN is not running.

Multi user QB access problems

QuickBooks is an accounting software package geared mainly toward small and medium-sized businesses and offers on-premises accounting applications as well as cloud based versions that accept business payments, manage and pay bills, and payroll functions. QuickBooks includes remote access capabilities, remote payroll assistance and outsourcing, electronic payment functions, online banking and reconciliation, mapping features through integration, improved e-mail functionality, import from Excel spreadsheets, employee time tracking options, pre-authorization of electronic funds and new Help functions.

QuickBooks

This topic area includes legacy versions of Windows prior to Windows 2000: Windows 3/3.1, Windows 95 and Windows 98, plus any other Windows-related versions including Windows Mobile.