I'm tested the CancelOrder API, I alredy created new orders, 4444900281, on both platform, but, I'm getting error while cancelling :

Howerver, when no task is complted, all tasks are pending, the workorder is cancelled, but with performance issue 13 seconds compared to 4 seconds on the OLD system. See WO 4444900282.

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://server.api.nep.mobinets.com/">
<soapenv:Header/>
<soapenv:Body>
<ser:cancelOrder>
<!-Optional:->
<woNo>4444900281</woNo>
<!-Optional:->
<cancellationCode>SUBR</cancellationCode>
<!-Optional:->
<cancellationReason>UBO</cancellationReason>
</ser:cancelOrder>
</soapenv:Body>
</soapenv:Envelope>

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<soap:Fault>
<faultcode>soap:Server</faultcode>
<faultstring>Transaction silently rolled back because it has been marked as rollback-only</faultstring>
<detail>
<ns1:NepFault xmlns:ns1="http://server.api.nep.mobinets.com/">
<errorCode xsi:type="xs:int" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:ns2="http://server.api.nep.mobinets.com/">1</errorCode>
</ns1:NepFault>
</detail>
</soap:Fault>
</soap:Body>
</soap:Envelope>

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://server.api.nep.mobinets.com/">
<soapenv:Header/>
<soapenv:Body>
<ser:cancelOrder>
<!-Optional:->
<woNo>4444900282</woNo>
<!-Optional:->
<cancellationCode>SUBR</cancellationCode>
<!-Optional:->
<cancellationReason>UBO</cancellationReason>
</ser:cancelOrder>
</soapenv:Body>
</soapenv:Envelope>

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<ns2:cancelOrderResponse xmlns:ns2="http://server.api.nep.mobinets.com/"/>
</soap:Body>
</soap:Envelope>