# Basic info <!--- Add commit SHA used to reproduce --> - Fixed point: - Encoder (fixed): 99e792d197 - Decoder (fixed): 99e792d197 # Bug description There is an assert in BASOP decoder with fed with a BASOP encoder OMASA LTV bitstream through FER injection. Interop (either direction) does not crash. The stack trace:  # Ways to reproduce Box folder: ...\Box_EXTERNAL_IVAS_BASOP_VERIFICATION\issues\issue-1507 <!-- Commandline or script --> Use the bitstream from Box ```bash IVAS_dec -no_delay_cmp MONO 48 test_0612.bs_eid 0612_ltv48_OMASA_3ISM_2TC.wav_128k_48-48___MONO-no_delay_cmp.wav ``` For reference, the bitstream was generated with ```bash IVAS_cod -no_delay_cmp -ism_masa 3 2 ltv48_OMASA_3ISM_2TC_ISM1.csv ltv48_OMASA_3ISM_2TC_ISM2.csv ltv48_OMASA_3ISM_2TC_ISM3.csv ltv48_OMASA_3ISM_2TC.met -max_band wb 128000 48 ltv48_OMASA_3ISM_2TC.wav test_0612.bs eid-xor -fer -vbr -bs g192 -ep g192 test_0612.bs ep_10pct.g192 test_0612.bs_eid ``` <!--- Below are labels that will be added but are not shown in description. This is a template to help fill them. Add further information to the first row and remove and add labels as necessary. -->