Contract Line Items (and Service Contract Line Items) default to a new numbering format as of Spring '16
|Knowledge Article Number||000232318|
Prior to Spring '16, Contract and Service Contract Line Item numbers (auto-numbered) displayed as 1, 2, 3, 4, etc. As of Spring '16, the new formatting will display as 00000001, 00000002, 00000003, etc. While this is an intended change, it can be modified.