diff --git a/lib_debug/sba_debug.c b/lib_debug/sba_debug.c
index fb3b208f3f4da4679798bdfa353c55804efd2237..68fd39f4c083e412ef023a1e357fd1fe52710608 100644
--- a/lib_debug/sba_debug.c
+++ b/lib_debug/sba_debug.c
@@ -185,7 +185,7 @@ static void UpdateWave(
 void ivas_spar_dump_signal_wav(
     const int16_t input_frame,
     float **ppPcm,
-    float pcm_array[IVAS_MAX_NUM_CH][L_FRAME48k],
+    float pcm_array[IVAS_SPAR_MAX_CH][L_FRAME48k],
     const int16_t no_channel,
     WAVEFILEOUT *wave_file,
     char *location )
diff --git a/lib_debug/sba_debug.h b/lib_debug/sba_debug.h
index 8153929286aa6218177b16d97ea0d9b0b2ed432e..86e07e5a41ae08d484b655c131f37ce2c9b6dd97 100644
--- a/lib_debug/sba_debug.h
+++ b/lib_debug/sba_debug.h
@@ -50,7 +50,7 @@ extern WAVEFILEOUT *spar_foa_dec_wav[4];
 void ivas_close_agc_debug_files( void );
 void ivas_open_agc_debug_files( int16_t agc );
 #endif
-void ivas_spar_dump_signal_wav( const int16_t input_frame, float **ppPcm, float pcm_array[IVAS_MAX_NUM_CH][L_FRAME48k], const int16_t no_channel, WAVEFILEOUT *wave_file, char *location );
+void ivas_spar_dump_signal_wav( const int16_t input_frame, float **ppPcm, float pcm_array[IVAS_SPAR_MAX_CH][L_FRAME48k], const int16_t no_channel, WAVEFILEOUT *wave_file, char *location );
 void ivas_close_sba_encoder_debug_files( void );
 void ivas_open_sba_encoder_debug_files( const int32_t fs, const int16_t n_transport, const char *file_tag, const int32_t ivas_total_brate, const int16_t dtx_on );
 void ivas_close_sba_decoder_debug_files( const int32_t fs, const int16_t n_ch, const int16_t n_transport, const int16_t pca_ingest_channels );
diff --git a/lib_dec/ivas_spar_md_dec.c b/lib_dec/ivas_spar_md_dec.c
index 7f01f64c0fd1bf545c535965f0ad9847935c9125..f192228e81c085c759d91fb093269ca7b8a46dbb 100644
--- a/lib_dec/ivas_spar_md_dec.c
+++ b/lib_dec/ivas_spar_md_dec.c
@@ -645,7 +645,7 @@ void ivas_spar_md_dec_process(
             ( b == 0 && frame == 0 ) ? dbgwrite( &byte_size, sizeof( byte_size ), 1, 1, f_name ) : false;
             for ( j = 0; j < ( hMdDec->spar_md_cfg.num_decorr_per_band[bw * b] - hMdDec->spar_md_cfg.num_dmx_chans_per_band[bw * b] ); j++ )
             {
-                for ( int16_t k = 0; k < hMdDec->spar_md_cfg.num_dmx_chans_per_band[bw * b] - 1; k++ )
+                for ( k = 0; k < hMdDec->spar_md_cfg.num_dmx_chans_per_band[bw * b] - 1; k++ )
                 {
                     dbgwrite( &hMdDec->spar_md.band_coeffs[b].C_re[j][k], sizeof( float ), 1, 1, f_name );
                 }
@@ -1396,23 +1396,27 @@ void ivas_spar_dec_gen_umx_mat(
                 }
             }
         }
-    }
-#ifdef SPAR_HOA_DBG
+    
+#ifdef DEBUG_SBA_MD_DUMP
+        {
+            static FILE *f_mat = 0;
+
+            if ( f_mat == 0 )
+                f_mat = fopen( "mixer_mat_dec", "w" );
 
-    /* for ( b = 0; b < 1; b++)
-    {
-            fprintf( stdout, "\n\nMixer Matrix band %d\n\n", b );
             for ( i = 0; i < num_out_ch; i++ )
             {
-                    for ( j = 0; j < num_out_ch; j++ )
+                for ( j = 0; j < num_out_ch; j++ )
+                {
+                    for ( b = 0; b < num_bands_out; b++ )
                     {
-                            fprintf( stdout, "%.2f,\t", hMdDec->mixer_mat[i][j][0][b] );
+                        fprintf( f_mat, "%f\n", hMdDec->mixer_mat[i][j][b + i_ts * IVAS_MAX_NUM_BANDS] );
                     }
-                    fprintf( stdout, "\n" );
+                }
             }
-            fprintf( stdout, "\n" );
-    }*/
+        }
 #endif
+    }
 
     ivas_spar_dec_compute_ramp_down_post_matrix( hMdDec, num_bands_out, bfi );
 
diff --git a/lib_enc/ivas_spar_encoder.c b/lib_enc/ivas_spar_encoder.c
index 6c17a5711e19a806a14889faa0561b3292b24dcb..988a8fa01398ff7fbf93cb5d2cd67598a6162935 100644
--- a/lib_enc/ivas_spar_encoder.c
+++ b/lib_enc/ivas_spar_encoder.c
@@ -788,6 +788,7 @@ static ivas_error ivas_spar_enc_process(
 
 #ifdef DEBUG_SBA_MD_DUMP
     {
+        int16_t k;
         static FILE *f_mat = 0;
 
         if ( f_mat == 0 )
diff --git a/lib_enc/ivas_spar_md_enc.c b/lib_enc/ivas_spar_md_enc.c
index 7ae45903d5916df496d3c31466eefacf00318729..ce8a0e3bc176332fce4415a4ddee6ace2dc1de9b 100644
--- a/lib_enc/ivas_spar_md_enc.c
+++ b/lib_enc/ivas_spar_md_enc.c
@@ -1033,6 +1033,8 @@ ivas_error ivas_spar_md_enc_process(
         byte_size = sizeof( float );
         for ( b = 0; b < nB; b++ )
         {
+            ndm = hMdEnc->spar_md_cfg.num_dmx_chans_per_band[b * bands_bw];
+
             sprintf( f_name, "spar_band_pred_coeffs.bin" );
             ( b == 0 && frame == 0 ) ? dbgwrite( &nB, sizeof( nB ), 1, 1, f_name ) : false;
             num_elements = num_ch - 1;