When I opened your file it seemed okay to me. This is what it shows in column B of TAB2:

8FA4.002.01
8FA4.002.03
8FA4.002.04
8FA5.002.01
8FA5.002.03
8FA5.002.04
8FA6.002.01
8FA6.002.03
8FA6.002.04
8FA6.002.05
8FA6.002.06
#N/A
#N/A
#N/A
#N/A
#N/A
#N/A

Pete