Symptoms
Example of such API call
# cat pem.addDomain.xml
<?xml version="1.0"?>
<methodCall>
<methodName>pem.addDomain</methodName>
<params>
<param>
<value>
<struct>
<member>
<name>subscription_id</name>
<value><int>1234567</int></value>
</member>
<member>
<name>domain_name</name>
<value><string>parallelstest.tld</string></value>
</member>
<member>
<name>registrar_status</name>
<value><int>2</int></value>
</member>
<member>
<name>hosting_type</name>
<value><int>2</int></value>
</member>
<member>
<name>domain_parking_type</name>
<value><int>3</int></value>
</member>
<member>
<name>path</name>
<value><string>http://hostname/~parallelstest</string></value>
</member>
</struct>
</value>
</param>
</params>
</methodCall>
where http://hostname/~parallelstest is a valid path and we can specify it as forwarding path via CCP without problems.
# curl -d@pem.addDomain.xml http://127.0.0.1:8440
<?xml version="1.0" encoding="UTF-8"?>
<methodResponse><params><param><value><struct><member><name>error_message</name><value><string>Invalid path 'http://hostname/~parallelstest' passed for hosting type '2'. Pease refer to the Parallels Automation OpenAPI documentation.</string></value></member><member><name>extype_id</name><value><i4>201</i4></value></member><member><name>module_id</name><value><string>OpenAPI</string></value></member><member><name>properties</name><value><struct><member><name>htype</name><value><string>2</string></value></member><member><name>path</name><value><string>http://hostname/~parallelstest</string></value></member></struct></value></member><member><name>status</name><value><i4>-1</i4></value></member></struct></value></param></params></methodResponse>
Cause
Product bug POA-89989
Resolution
Please, contact your TAM or PTA to trace the status of the issue. As a workaround, please submit such API call without ~ in the path and then correct it manually via CCP.