SAP Message AH574 - Dev.&1 reg.&2 VCF proc.&3: not poss.to det. gas law dev.fact.- miss.temp.

Diagnosis
You have specified a device/register for which the gas law deviationfactor is to be determined from pressure and temperature, according tothe volume correction factor procedure. However, the control indicatorsfor calculating the temperature component are not maintainedconsistently.

Procedure
Check your volume correction factor procedure using TransactionEA79/80.