The FusionInventory plugin before 1.4 for GLPI 9.3.x and before 1.1 for GLPI 9.4.x mishandles sendXML actions.
https://github.com/fusioninventory/fusioninventory-for-glpi/releases/tag/glpi9.4%2B1.1
https://github.com/fusioninventory/fusioninventory-for-glpi/releases/tag/glpi9.3%2B1.4
https://github.com/fusioninventory/fusioninventory-for-glpi/compare/cec774a...baa4158
https://github.com/fusioninventory/fusioninventory-for-glpi/compare/260a864...e1f776d