update an existing web scenario, add another step to it. refresh the resulting page.

Undefined offset: 60 [.php:228]
Argument 2 passed to unsetEqualValues() must be of the type array, null given, called in /home/main/usr/local/apache2/htdocs/trunk/httpconf.php on line 228 and defined [func.inc.php:2387]
Undefined index: name [ses/CHttpTest.php:594]
Web scenario Step "" already exists. [CHttpTest.update -> CHttpTest.validateUpdate -> CHttpTest.checkStepsOnUpdate]

1) undefined offset and "argument passed" seem to be present ever since support for templated web monitoring was added
2) note the lack of actual filename for the first error;
3) notice the empty step name;
4) "Undefined index: name" is a later regression, added in :

------------------------------------------------------------------------
r32261 | pavels | 2012-12-20 15:15:35 +0200 (Thu, 20 Dec 2012) | 10 lines

A......... ZBXNEXT-1491 implemented property array support for all get methods
A......... ZBXNEXT-1491 implemented the map.get selectUrls parameter
A......... ZBXNEXT-1491 implemented the itemprototype.get selectDiscoveryRule parameter
A......... ZBXNEXT-1491 fixed alert.get hostids and groupids parameters
A......... ZBXNEXT-1491 fixed action.get selectConditions and selectOperations returning hashes instead of arrays
A......... ZBXNEXT-1491 fixed graph.get selectGraphItems returning a hash instead of an array
A......... ZBXNEXT-1491 fixed item.get selectHosts returning double template objects
A......... ZBXNEXT-1491 fixed itemprototype.get selectItems not returning web items
A......... ZBXNEXT-1491 fixed template.get selectTemplates and selectHosts not working with count
A......... ZBXNEXT-1491 fixed script.get subselects not working when not requesting the groupid and host_access properties