[email protected] wrote:
I just try to upgrade HC 3.x to HC4.0. Use ThreadSafeClientConnManager
for connection management. Any idea to resolve/debug this issue?

(1) Upgrade to the latest 4.0.1 snapshot
https://repository.apache.org/content/repositories/snapshots/org/apache/httpcomponents/httpclient/4.0.1-SNAPSHOT/

(2) Produce a wire/context log of the session
http://hc.apache.org/httpcomponents-client/logging.html

Oleg

Caused by: java.lang.IllegalStateException: Connection already open.

                at
org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:
135)

                at
org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledC
onnAdapter.java:101)

                at
org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultReques
tDirector.java:381)

                at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClien
t.java:641)

                at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClien
t.java:576)

                at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClien
t.java:554)

Thanks

Valliappan




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