LogrobotLM

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FANUC Alarm SEAL-290 — STOP Invalid call to SL__INST

FANUC SEAL-290 (“STOP Invalid call to SL__INST”): SL__INST has been called, but there was no valid macro index number in register 32. First check: Do not run SL__INST as a program, only call SL__INST from a macro after setting a valid macro index number up in register 32.

Updated 2026-08-29 · LogrobotLM reference

Description

SL__INST has been called, but there was no valid macro index number in register 32.

Remedy · Remède

Do not run SL__INST as a program, only call SL__INST from a macro after setting a valid macro index number up in register 32.

Frequently asked · Questions fréquentes

What does FANUC alarm SEAL-290 mean?
FANUC SEAL-290 (“STOP Invalid call to SL__INST”): SL__INST has been called, but there was no valid macro index number in register 32.
How do you troubleshoot FANUC alarm SEAL-290?
Do not run SL__INST as a program, only call SL__INST from a macro after setting a valid macro index number up in register 32.

Related codes / Codes liés

SEAL-288WARN Application setup not doneSEAL-289STOP Macro table already fullSEAL-291WARN No start sealing input definedSEAL-292STOP Max Error table entry exceeded

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →