No system load data available

Dear Experts,

When i am executing Tcode ST03 it is showing that "No system load data available". i have click on help button, it is giving

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It is possible that the workload collector is not schedule. To schedule the collector, choose, in Expert user mode, Collector -> Perf. Monitor Collector -> Execution Times in the left subscreen. The system displays the Contents of table TCOLL screen. Ensure that the report RSSTAT83 is scheduled hourly.

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I am scheduling RSSTAT83 program, it is going to cancelling and it is givign the dump. In dump i am getting follwong text. what could be the reason please help me in this regard.

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What happened?

Error in the SAP kernel.

The current ABAP "RSSTAT83" program had to be terminated because the

ABAP processor detected an internal system error.

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Error analysis

When executing SUBMIT on the program "RSSTAT83", the internal table

SSCR should be filled, but this table was not found.

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When i am trying to executing "RSSTAT83" program in se38 it is giving same dump again