https://community.dynatrace.com/t5/Open-Q-A/NPCAP-1-79-OneAgent-Blue-Screen-Crash/m-p/277948#M36605 <P>The Dynatrace&nbsp;OneAgent has been running in Infrastructure Monitoring mode for about a month, without problems so far.</P> <P>However, during a period of runtime of a database server, found to be of high&nbsp;RAM congestion, reaching 92%, the server stopped and restarted, with blue&nbsp;display, saying that the NPCAP.SYS element was what caused it.</P> <P>After&nbsp;checking the technical documentation, it seems that WinPcap as well as Npcap&nbsp;must be removed if both technologies (WinPcap and Npcap) reside on the same&nbsp;machine. Following that, the OneAgent would also have to be uninstalled, and&nbsp;then a clean installation will have to be performed, only then it can be&nbsp;guaranteed that it functions properly.</P> <P>Anybody&nbsp;else experienced it, and what additional steps did you take to solve it?</P> <UL> <LI>Operating System Version: Windows Server 2016 Standard 1607, 10.0.14393</LI> <LI>OneAgent Mode: Infrastructure</LI> <LI>Virtualization: VMWare</LI> </UL> Mon, 26 May 2025 06:32:19 GMT legajius 2025-05-26T06:32:19Z https://community.dynatrace.com/t5/Open-Q-A/NPCAP-1-79-OneAgent-Blue-Screen-Crash/m-p/277948#M36605 <P>The Dynatrace&nbsp;OneAgent has been running in Infrastructure Monitoring mode for about a month, without problems so far.</P> <P>However, during a period of runtime of a database server, found to be of high&nbsp;RAM congestion, reaching 92%, the server stopped and restarted, with blue&nbsp;display, saying that the NPCAP.SYS element was what caused it.</P> <P>After&nbsp;checking the technical documentation, it seems that WinPcap as well as Npcap&nbsp;must be removed if both technologies (WinPcap and Npcap) reside on the same&nbsp;machine. Following that, the OneAgent would also have to be uninstalled, and&nbsp;then a clean installation will have to be performed, only then it can be&nbsp;guaranteed that it functions properly.</P> <P>Anybody&nbsp;else experienced it, and what additional steps did you take to solve it?</P> <UL> <LI>Operating System Version: Windows Server 2016 Standard 1607, 10.0.14393</LI> <LI>OneAgent Mode: Infrastructure</LI> <LI>Virtualization: VMWare</LI> </UL> Mon, 26 May 2025 06:32:19 GMT https://community.dynatrace.com/t5/Open-Q-A/NPCAP-1-79-OneAgent-Blue-Screen-Crash/m-p/277948#M36605 legajius 2025-05-26T06:32:19Z https://community.dynatrace.com/t5/Open-Q-A/NPCAP-1-79-OneAgent-Blue-Screen-Crash/m-p/292300#M38355 <P>Hi&nbsp;<a href="https://community.dynatrace.com/t5/user/viewprofilepage/user-id/85889">@legajius</a>, does this issue still occur? Did you manage to solve it?</P> Tue, 30 Dec 2025 15:25:39 GMT https://community.dynatrace.com/t5/Open-Q-A/NPCAP-1-79-OneAgent-Blue-Screen-Crash/m-p/292300#M38355 GosiaMurawska 2025-12-30T15:25:39Z