Splunk AppDynamics

JAVA Agent failed: Connection refused (Connection refused)

Mandar_Kadam2
New Member

Hi All,

JAVA App Agent is not showing in Tier and Node also in app agent logs I can see following message.

[AD Thread Pool-Global1] 02 May 2024 21:21:31,149 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global0] 02 May 2024 21:21:55,817 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)
[AD Thread Pool-Global1] 02 May 2024 21:21:55,832 WARN NetVizConfigurationChannel - NetViz: Number of communication failures with netviz agent exceeded maximum allowed [3]. Disabling config requests.
[AD Thread Pool-Global1] 02 May 2024 21:22:55,833 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)
[AD Thread Pool-Global0] 02 May 2024 21:22:55,848 WARN NetVizConfigurationChannel - NetViz: Number of communication failures with netviz agent exceeded maximum allowed [3]. Disabling config requests.
[AD Thread Pool-Global1] 02 May 2024 21:23:55,849 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)
[AD Thread Pool-Global0] 02 May 2024 21:23:55,866 WARN NetVizConfigurationChannel - NetViz: Number of communication failures with netviz agent exceeded maximum allowed [3]. Disabling config requests.
[AD Thread Pool-Global1] 02 May 2024 21:25:53,942 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global1] 02 May 2024 21:25:58,948 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global1] 02 May 2024 21:30:53,887 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global0] 02 May 2024 21:35:53,895 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global0] 02 May 2024 21:40:53,906 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global1] 02 May 2024 21:45:53,910 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global0] 02 May 2024 21:49:56,265 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)
[AD Thread Pool-Global1] 02 May 2024 21:49:56,279 WARN NetVizConfigurationChannel - NetViz: Number of communication failures with netviz agent exceeded maximum allowed [3]. Disabling config requests.
[AD Thread Pool-Global0] 02 May 2024 21:50:53,910 INFO DynamicRulesManager - The config directory /apps/dynamics/ver23.2.0.34668/conf/outbound--2 is not initialized, not writing /apps/dynamics/ver23.2.0.34668/conf/outbound--2/bcirules.xml
[AD Thread Pool-Global1] 02 May 2024 21:50:56,280 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)
[AD Thread Pool-Global0] 02 May 2024 21:50:56,295 WARN NetVizConfigurationChannel - NetViz: Number of communication failures with netviz agent exceeded maximum allowed [3]. Disabling config requests.
[AD Thread Pool-Global0] 02 May 2024 21:51:56,296 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)
[AD Thread Pool-Global1] 02 May 2024 21:51:56,309 WARN NetVizConfigurationChannel - NetViz: Number of communication failures with netviz agent exceeded maximum allowed [3]. Disabling config requests.
[AD Thread Pool-Global0] 02 May 2024 21:52:56,310 ERROR NetVizAgentRequest - Fatal transport error while connecting to URL [http://127.0.0.1:3892/api/agentinfo?timestamp=0&agentType=APP_AGENT&agentVersion=3.2.0]: org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:3892 [/127.0.0.1] failed: Connection refused (Connection refused)

Regards,

Mandar Kadam

Labels (1)
0 Karma

iamryan
Community Manager
Community Manager

Hi @Mandar.Kadam,

I see you also created a Support ticket. Can you share the solution from Support here as a reply? This will help others with the same problem in the future 🙂 

0 Karma

Amit_Bisht
Explorer

Hello @Mandar.Kadam ,

Can you share the solution you got from the support?

Regards,

Amit Singh Bisht

0 Karma
Got questions? Get answers!

Join the Splunk Community Slack to learn, troubleshoot, and make connections with fellow Splunk practitioners in real time!

Meet up IRL or virtually!

Join Splunk User Groups to connect and learn in-person by region or remotely by topic or industry.

Get Updates on the Splunk Community!

Data Management Digest – August 2026

MichelleCorpora_1-1788182384472.png Welcome to the August 2026 edition of Data Management Digest! August was a ...

Your Feedback. Our Roadmap. Visit the PX Feedback Booth at .conf26

You use Splunk every day, come and help shape what's next.  Save Your Seat: Product-Focused Sessions at ...

Agentic SOC Triage: Investigating Splunk ES Notables with MCP Server and a Local LLM

The Problem: Too Many Alerts, Too Little Context Security operations teams running Splunk Enterprise Security ...