Already assigned budget in CJ30-Item 010 WBS element GM-0011 budget exceed

Hi All Experts,

I am FICO person. And currently facing one issue in PS, so need experts guidance here for budgeting. I am posting one PO where I am getting this below error :

Item 010 WBS element GM-0011 budget exceeded

Message no. BP603

Diagnosis

Budget was exceeded by 640.001.101,00 INR in document item 010 WBS element GM-0011.

Where I checked in CJ30 below is the situation :

Overall : 5,000

2011 : 1,000

2012 : 2,000

2013 : 3,000

and my PO amount is just Rs 3,300. How system showing that budget is exceeding with 640.001.101,00 INR ?

2 ) And from where that 640.001.101,00 INR amount came in field Assigned ?

Experts guidance will be appreciable on this ! Thank you !

Regards,

Sharvari Joshi.