Solution : https://service.sap.com/sap/support/notes/894094 (SAP Service marketplace login required)
Key words :
flqqa1 edit queryflqqa3 display queryflqqa5 compile query resultsee note 998131, edit default field, including pi 2004_1_500, variable entry tool, generated useless data, fi payment documents, general selection tool, maintain table flqqr_moretab, software layer sap_appl 600, left pane holds
Related Notes :
| 1009259 | |
| 998131 | |
| 838418 | Conditions disappear during the saving |
| 497118 | Modification to change table fields used in Queries |