I have in inventory one item as Bic his quantity as following 676,600 (shown in inventory field of item card and his detail from item ledger entry table as following date status item quantity 12-09-12 Purchase Purchase Receipt Bic 20,000 09-10-12 Purchase Purchase Receipt Bic 150,000 17-10-12 Purchase Purchase Receipt Bic 200,000 17-10-12 Purchase Purchase Receipt Bic 201,000 06-09-12 Purchase Purchase Receipt Bic 56,000 06-09-12 Purchase Purchase Receipt Bic 62,000 06-09-12 Purchase Purchase Receipt Bic 59,000 06-09-12 Purchase Purchase Receipt Bic -56,000 31-12-12 Negative Adjmt. JE-POSP-12-12-00001 Bic -676,600 12-01-12 Consumption JE-CON000000003 Bic -9,000 08-10-12 Consumption JE-CON000000001 Bic -3,200 10-10-12 Consumption JE-CON000000002 Bic -3,200 I make negative adjustment to all entries found this negative adjustment as -676,600 after this quantity in inventory made 0 and when i change unit of measure from kg to ton message error show "you cannot change base unit of measure because there are one or more open ledger entries for item " why this message show . althought inventory from item ledger entry to this item is 0 can any one help me thanks
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