I have succesfuly migrated to v11 from v10, however it show error at several function, eg
at Sales Order, show this
InternalError: (1054, u"Unknown column ‘tabSales Order.sales_order’ in ‘where clause’")
at Sales Invoice, show this
l)
InternalError: (1054, u"Unknown column ‘tabQuotation.sales_invoice’ in ‘where clause’")
at Quotation, show this
InternalError: (1054, u"Unknown column ‘tabDelivery Note.prevdoc_docname’ in ‘where clause’")
at Delivery Note, show this
InternalError: (1054, u"Unknown column ‘tabQuotation.delivery_note’ in ‘where clause’")
kindly assist and advise