Solution : https://service.sap.com/sap/support/notes/314835 (SAP Service marketplace login required)
Key words : 
/globalization   -> media center -> country-specific documentation6, missing img node text                                  sapkh46c093, user manual - country version thailand 4, improve deferred tax program j_1hdtax, country specific functions thailand, country version thailand reason, symptom error/additional information, groupping withholding tax items, support package 46c nr, improved deferred tax
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