# Basic info <!--- Add commit SHA used to reproduce --> - Fixed point: - Encoder (fixed): 20250826_branch_release_characterization_testing_main @ b04e6d986 # Bug description While attempting to encode the concatenated file for `c27`, an assert is hit: ``` Assertion failed: (0), function shl, file basop32.c, line 792. ``` {width=348 height=204} Saturation in frame 2243, occurs here: ``` /* this is needed as the E_LPC_lev_dur function outputs lpc in Q14 */ scale_sig( lpc_shb_fx, LPC_SHB_ORDER + 1, sub( norm_s( lpc_shb_fx[0] ), 2 ) ); ``` * BASOP: `lpc_shb_fx[] = {2048, 6341, 12023, 17060, 19269, 17726, 13272, 7934, 3592, 1087, 153}` * Float: `lpc_shb[] = {1, 1.18623614, 0.610721946, 0, 0, 0, 0, 0, 0, 0, 0}` # Ways to reproduce Box folder: ...\Box_EXTERNAL_IVAS_CHAR_MC\Issues\basop-issue-2004 <!-- Commandline or script --> ```bash ./IVAS_cod_fx -max_band SWB -q -stereo 24400 32 20ms_aligned_files_concatenated.cod_fmt.wav bit ``` <!--- 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. -->