Propose a TOPS system and as a conclusion an ISHIKAWA diagram according to the previous analysis of the 8D's. must include a justification of the main headings of the diagram and the main causes, in addition they must also perform a RCA to find the root of the problem 2. SERVICE OUTAGE A Software service experience an outage after a bug that was missed in testing was launched to production. The procedures required to fix the problem did not go smoothly as backup procedures failed and developers had trouble accessing environments due to issues with security keys. Propose a TOPS system and as a conclusion an ISHIKAWA diagram according to the previous analysis of the 8D's. must include a justification of the main headings of the diagram and the main causes, in addition they must also perform a RCA to find the root of the problem 2. SERVICE OUTAGE A Software service experience an outage after a bug that was missed in testing was launched to production. The procedures required to fix the problem did not go smoothly as backup procedures failed and developers had trouble accessing environments due to issues with security keys