You can can do changes in CMDB attributes TAB looking for cmdbnotebook.htmpl it´s a general form.
If you need change anothers forms like contracts looking for nr_cmdb_conx_tab.html and your object is conx (Extension for CI contract)
CA SDM CI - contracts - conx - ci_contract
TEC1896685 - AHD12002/AHD04199 error occurs when the Web Intelligence(WebI) report is performed.
Thanks for sharing this tip with the community Tiago!
How do change CMDB attributes tab