I am getting
org.apache.sling.api.scripting.ScriptEvaluationException: org.apache.sling.scripting.sightly.SightlyException: org.apache.sling.api.scripting.ScriptEvaluationException: org.apache.sling.scripting.sightly.SightlyException: data-sly-call: expression evaluates to null.
The situation came when i have upgraded from 6.0SP3 to 6.2 SP1 . Please help . Thanks in advance .