SAP Knowledge Base Article - Preview

2986537 - LDAP connectivity and stability issues in AS Java

Symptom

There are drops in the connectivity between the AS Java and the LDAP server.

In the defaultTrace_XX.X.trc there are various and different errors related to LDAP. For example:

Caused by: javax.naming.NamingException: LDAP response read timed out, timeout used:30000ms.
at com.sun.jndi.ldap.Connection.readReply(Connection.java:479)
at com.sun.jndi.ldap.LdapClient.getSearchReply(LdapClient.java:632)
at com.sun.jndi.ldap.LdapClient.search(LdapClient.java:555)
at com.sun.jndi.ldap.LdapCtx.doSearch(LdapCtx.java:1985)
at com.sun.jndi.ldap.LdapCtx.doSearchOnce(LdapCtx.java:1933)
at com.sun.jndi.ldap.LdapCtx.c_getAttributes(LdapCtx.java:1325)


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Environment

SAP NetWeaver Application Server Java

UME with LDAP datasource

Product

SAP NetWeaver Application Server for Java all versions ; SAP NetWeaver all versions

Keywords

ldap ume connector ad delay lag connectivity network drop instability java as application server netweaver , KBA , BC-JAS-SEC-UME , User Management Engine , Problem

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