SAP Knowledge Base Article - Preview

2337784 - java.io.IOException:unable to open connection: SLD bridge connection issue

Symptom

SAP System landscape Directory (SLD) bridge connection fails and errors similar to below are logged:

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Error#com.tssap.dtr.client.lib.protocol.requests.RequestBase# #BC-JAS-COR-RMT#tc.httpclient ##com.tssap.dtr.client.lib.protocol.requests.RequestBase#####Thread[SLD Data Supplier Forwarding,5,SystemThreadGroup]#Plain##  java.io.IOException: Unable to open connection to host <server hostname>:<port>". The host is down or unavailable.. com.tssap.dtr.client.lib.protocol.Connection.openSocket(Connection.java:2123) at com.tssap.dtr.client.lib.protocol.Connection.open(Connection.java:1380)
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Environment

  • Release Independent
  • SAP NetWeaver

Product

SAP Composition Environment all versions ; SAP NetWeaver all versions ; SAP Process Integration all versions ; SAP Solution Manager all versions

Keywords

server adminstrator SLD bridge SAP Application JAVA HTTP 5<nr>00 live access points 1925352 firewalls non-deterministic names etc/hosts 1134222 1024 1589562 com.sap.engine.services.rmi_p4 , KBA , BC-JAS-COR-RMT , RMI, P4, CORBA, IIOP , BC-CCM-SLD-JAV , System Landscape Directory Java Client & Server , Problem

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