Core interface - status Nosend

Experts,

Created a PO and inbound delivery in ECC

but cannot able to find in EWM

Everything is fine so far suddenly it get stuck in ECC

Please advise what could be the reason and how to fix it

Regards

Raj

I am getting below messages in ECC (qRFC)

Cl. Queue Name               Destination                      Entries    Status   Date 1     Time 1   NxtDate    NxtTim

800 MCEX02                   NONE                                     2  NOSEND   03.09.2015 03:39:02 03.09.2015 03:39:55

Function Module                 Queue Name                Destination                       Date        Time      Status

MCEX_UPDATE_02_QRFC             MCEX02                    NONE                              03.09.2015  03:39:02  Transaction recorded

MCEX_UPDATE_02_QRFC             MCEX02                    NONE                              03.09.2015  03:39:55  Transaction recorded