Phone interview then insite with the department supervisor and HR agent. Then received an offer with the recruiter . The entire process was pretty easy and the question were also related to my former job

I was called for an interview. I had worked in this position previously. I had the interview the next day. Oddest interview ever and really uncomfortable. I wnated to just walk out. I received an email a couple days later saying they were not interested. Found it odd since i left the company in good standing and worked in the position before.....