Technical Tip: FortiGate GUI Displays Warning When Phase 1 and Phase 2 Proposals Do Not Match

[ssanga]

Description	This article describes an issue in which the FortiGate GUI displays an incorrect or misleading warning notification when the Phase 1 and Phase 2 VPN proposals do not match.
Scope	FortiGate v7.6.3, v7.6.4.
Solution	Starting from v7.6.3, the following warning may appear if the Phase 1 and Phase 2 proposals do not include at least one common encryption/authentication pair: If this warning is disregarded and the configuration is saved without aligning the encryption/authentication pairs, the GUI may then display: This behavior is a GUI design issue. Despite the warnings, the VPN comes up successfully, and functionality is not impacted. Only the visual notifications are incorrect, but the underlying configuration operates as expected. This issue has been resolved in: v7.6.5 (scheduled to be released in November 2025). v8.0.0 (scheduled to be released in February 2026). These timelines for firmware release are estimated and may be subject to change.