Migration from 7.12 to 7.13

Hi;

After migration to higer verson one of process stop working

Here is part of trace.

 

{

"Element parameters": [

{

"Parameter": "GroupGuid_Out",

"Value": {

"Before execution": "00000000-0000-0000-0000-000000000000",

"After execution": "00000000-0000-0000-0000-000000000000"

}

},

{

"Parameter": "GroupName_IN",

"Value": {

"Before execution": null,

"After execution": null

}

}

],

the GroupName_In is null but in designt it is set

Thanks in advance

Tomek