java.lang.NoClassDefFoundError:Could when enabling the Java Agent

Products

• DX APM SaaS
• DX Operational Observability

Issue/Introduction

After instrumenting our application using the Java Agent we have noticed the below java.lang.NoClassDefFoundError in the Agent log:

 

com.wily.isengard.client.transport.http.tunneling.HttpsTunnelingSocketFactory (java.lang.NoClassDefFoundError:Could not initialize class org.apache.http.conn.ssl.SSLConnectionSocketFactory).

[INFO] [I.IsengardServerConnectionManager] serverWentAway

[WARN] [IntroscopeAgent.ConnectionThread] Failed to connect to the Introscope Enterprise Manager ,com.wily.isengard.client.transport.http.tunneling.HttpsTunnelingSocketFactory (java.lang.NoClassDefFoundError:Could not initialize class org.apache.http.conn.ssl.SSLConnectionSocketFactory).

Environment

DX O2 Java Agent 24.*

Resolution

The problem is related to defect # DE640943

To be fixed as part of DX O2 25.8.2 release, ETA = End of August 2025, for an update contact Broadcom Support

Additional Information

Techdocs - DX O2 Agents Release Notes