If you get your SRAM use under control with the F() function, you should be able to add those strstr() commands without causing a fail. It is the little bit of extra SRAM they use that is causing the SRAM overflow and the crash.
If you get your SRAM use under control with the F() function, you should be able to add those strstr() commands without causing a fail. It is the little bit of extra SRAM they use that is causing the SRAM overflow and the crash.