The target server failed to respond

[znnspace]

Caused by: org.apache.http.NoHttpResponseException: The target server failed to respond
at org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:141)
at org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:56)
at org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:259)
at org.apache.http.impl.DefaultBHttpClientConnection.receiveResponseHeader(DefaultBHttpClientConnection.java:163)
at org.apache.http.impl.conn.CPoolProxy.receiveResponseHeader(CPoolProxy.java:157)
at org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:273)
at org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:125)
at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:272)
at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
at org.bimserver.client.Channel.checkinSync(Channel.java:141)
... 8 common frames omitted

[znnspace]

s:Generating inverses/opposites...i:-1
s:Generating inversesi:2
s:Generating inversesi:14
s:Generating inversesi:18
s:Generating inversesi:24
s:Generating inversesi:32
s:Generating inversesi:44
s:Generating inversesi:48
s:Generating inversesi:59
s:Generating inversesi:61
s:Generating inversesi:67
s:Storing datai:-1
s:Generating geometry...i:0

org.bimserver.shared.exceptions.ServerException: The target server failed to respond
at org.bimserver.client.Channel.checkinSync(Channel.java:173)
at org.bimserver.client.BimServerClient.checkin(BimServerClient.java:283)

[hlg]

The issue context is completely unclear. Please submit a proper bug report. An excerpt from a log is not sufficient to reproduce an issue.