diff --git a/crypto777/OS_portable.c b/crypto777/OS_portable.c
index 3b9c4d271..422b51427 100755
--- a/crypto777/OS_portable.c
+++ b/crypto777/OS_portable.c
@@ -249,13 +249,13 @@ void *OS_portable_tmpalloc(char *dirname,char *name,struct OS_memspace *mem,long
         if ( mem->totalsize > origsize )
             size = mem->totalsize;
         else size = origsize;
-        fprintf(stderr,"filealloc.(%s) -> ",fname);
+        printf("filealloc.(%s) -> ",fname);
         if ( OS_filealloc(&mem->M,fname,mem,size) == 0 )
         {
             printf("couldnt map tmpfile %s\n",fname);
             return(0);
         }
-        fprintf(stderr,"created\n");
+        printf("created\n");
     }
     ptr = iguana_memalloc(mem,origsize,1);
     if ( mem->threadsafe != 0 )
diff --git a/iguana/exchanges/LP_RTmetrics.c b/iguana/exchanges/LP_RTmetrics.c
index ad23b851e..4faab9712 100644
--- a/iguana/exchanges/LP_RTmetrics.c
+++ b/iguana/exchanges/LP_RTmetrics.c
@@ -259,10 +259,10 @@ cJSON *LP_RTmetrics_sort(char *base,char *rel,cJSON *rawasks,int32_t numasks,dou
             item = jitem(rawasks,sortbuf[i].ind);
             jaddi(array,jduplicate(item));
         }
-        free(sortbuf);
-        for (; i<num; i++)
+        for (; i<numasks; i++)
             jaddi(array,jduplicate(jitem(rawasks,i)));
         printf("new ask order for %d of %d, capped at num.%d\n",groupi,numasks,num);
+        free(sortbuf);
     } else array = rawasks;
     return(array);
 }
diff --git a/iguana/exchanges/LP_include.h b/iguana/exchanges/LP_include.h
index 626c5b456..f53c28993 100644
--- a/iguana/exchanges/LP_include.h
+++ b/iguana/exchanges/LP_include.h
@@ -35,10 +35,10 @@ void emscripten_usleep(int32_t x);
 //#define LP_STRICTPEERS
 
 #define LP_BARTERDEX_VERSION 0
-#define LP_MAGICBITS 10
+#define LP_MAGICBITS 8
 
 #define LP_HTTP_TIMEOUT 3 // 1 is too small due to edge cases of time(NULL)
-#define LP_AUTOTRADE_TIMEOUT 10
+#define LP_AUTOTRADE_TIMEOUT 15
 #define ELECTRUM_TIMEOUT 10
 #define LP_ELECTRUM_MAXERRORS 3
 #define LP_MEMPOOL_TIMEINCR 10
diff --git a/iguana/exchanges/LP_nativeDEX.c b/iguana/exchanges/LP_nativeDEX.c
index 1e07c1aac..7c519636e 100644
--- a/iguana/exchanges/LP_nativeDEX.c
+++ b/iguana/exchanges/LP_nativeDEX.c
@@ -279,7 +279,7 @@ int32_t LP_sock_check(char *typestr,void *ctx,char *myipaddr,int32_t pubsock,int
             if ( (recvlen= nn_recv(sock,&ptr,NN_MSG,0)) > 0 )
             {
                 methodstr[0] = 0;
-                if ( 0 )
+                if ( 1 )
                 {
 #ifdef FROM_JS
                     printf("%s RECV.(%s)\n",typestr,(char *)ptr);
@@ -289,7 +289,7 @@ int32_t LP_sock_check(char *typestr,void *ctx,char *myipaddr,int32_t pubsock,int
                     {
                         if ( (mstr= jstr(recvjson,"method")) != 0 )//&& strcmp(mstr,"uitem") == 0 && (cstr= jstr(recvjson,"coin")) != 0 && strcmp(cstr,"REVS") == 0 )
                         {
-                            printf("%s RECV.(%s)\n",typestr,(char *)ptr);
+                            //printf("%s RECV.(%s)\n",typestr,(char *)ptr);
                         }
                         safecopy(methodstr,jstr(recvjson,"method"),sizeof(methodstr));
                         free_json(recvjson);
@@ -300,8 +300,13 @@ int32_t LP_sock_check(char *typestr,void *ctx,char *myipaddr,int32_t pubsock,int
 #endif
                 double millis = OS_milliseconds();
                 if ( strlen((char *)ptr)+sizeof(bits256) <= recvlen )
+                {
                     if ( LP_magic_check(ptr,recvlen,remoteaddr) <= 0 )
-                        printf("magic check error\n");
+                    {
+                        //printf("magic check error\n");
+                    }
+                    recvlen -= sizeof(bits256);
+                }
                 if ( (retstr= LP_process_message(ctx,typestr,myipaddr,pubsock,ptr,recvlen,sock)) != 0 )
                     free(retstr);
                 if ( Broadcaststr != 0 )
@@ -664,7 +669,7 @@ void LP_initcoins(void *ctx,int32_t pubsock,cJSON *coins)
     int32_t i,n; cJSON *item;
     for (i=0; i<sizeof(activecoins)/sizeof(*activecoins); i++)
     {
-        fprintf(stderr,"%s ",activecoins[i]);
+        printf("%s ",activecoins[i]);
         LP_coinfind(activecoins[i]);
         LP_priceinfoadd(activecoins[i]);
     }
@@ -673,12 +678,12 @@ void LP_initcoins(void *ctx,int32_t pubsock,cJSON *coins)
         for (i=0; i<n; i++)
         {
             item = jitem(coins,i);
-            fprintf(stderr,"%s ",jstr(item,"coin"));
+            printf("%s ",jstr(item,"coin"));
             LP_coincreate(item);
             LP_priceinfoadd(jstr(item,"coin"));
         }
     }
-    fprintf(stderr,"privkey updates\n");
+    printf("privkey updates\n");
 }
 
 void LP_initpeers(int32_t pubsock,struct LP_peerinfo *mypeer,char *myipaddr,uint16_t myport,char *seednode)
@@ -1020,7 +1025,7 @@ void LPinit(uint16_t myport,uint16_t mypullport,uint16_t mypubport,uint16_t mybu
         G.waiting = 1;
         while ( G.initializing != 0 )
         {
-            fprintf(stderr,".");
+            //fprintf(stderr,".");
             sleep(3);
         }
         if ( LP_mainloop_iter(ctx,myipaddr,mypeer,pubsock,pushaddr,myport) != 0 )
diff --git a/iguana/exchanges/LP_network.c b/iguana/exchanges/LP_network.c
index 040efab2a..1b6713614 100644
--- a/iguana/exchanges/LP_network.c
+++ b/iguana/exchanges/LP_network.c
@@ -212,7 +212,7 @@ int32_t LP_magic_check(uint8_t *msg,int32_t recvlen,char *remoteaddr)
 
 int32_t LP_crc32find(int32_t *duplicatep,int32_t ind,uint32_t crc32)
 {
-    static uint32_t crcs[1024]; static unsigned long dup,total;
+    static uint32_t crcs[4096]; static unsigned long dup,total;
     int32_t i;
     *duplicatep = 0;
     if ( ind < 0 )
diff --git a/iguana/exchanges/LP_ordermatch.c b/iguana/exchanges/LP_ordermatch.c
index 1ed257db0..aba389945 100644
--- a/iguana/exchanges/LP_ordermatch.c
+++ b/iguana/exchanges/LP_ordermatch.c
@@ -852,8 +852,8 @@ struct LP_utxoinfo *LP_buyutxo(double *ordermatchpricep,int64_t *bestsatoshisp,i
     free(utxos);
     if ( *ordermatchpricep == 0. || *bestdestsatoshisp == 0 )
         return(0);
-    //int32_t changed;
-    //LP_mypriceset(&changed,autxo->coin,base,1. / *ordermatchpricep);
+    int32_t changed;
+    LP_mypriceset(&changed,autxo->coin,base,1. / *ordermatchpricep);
     return(bestutxo);
 }
 
@@ -862,6 +862,8 @@ char *LP_autobuy(void *ctx,char *myipaddr,int32_t mypubsock,char *base,char *rel
     uint64_t desttxfee,txfee; uint32_t lastnonce; int32_t i,maxiters,numpubs = 0; int64_t bestsatoshis=0,destsatoshis,bestdestsatoshis=0; struct iguana_info *basecoin,*relcoin; struct LP_utxoinfo *autxo,*bestutxo = 0; double qprice,ordermatchprice=0.; struct LP_quoteinfo Q; bits256 pubkeys[100];
     basecoin = LP_coinfind(base);
     relcoin = LP_coinfind(rel);
+    if ( gui == 0 )
+        gui = "nogui";
     if ( basecoin == 0 || basecoin->inactive != 0 || relcoin == 0 || relcoin->inactive != 0 )
         return(clonestr("{\"error\":\"base or rel not found or inactive\"}"));
     if ( LP_aliceonly(base) > 0 )
diff --git a/iguana/exchanges/LP_prices.c b/iguana/exchanges/LP_prices.c
index 90159811e..117667e28 100644
--- a/iguana/exchanges/LP_prices.c
+++ b/iguana/exchanges/LP_prices.c
@@ -1064,7 +1064,7 @@ void LP_pricefeedupdate(bits256 pubkey,char *base,char *rel,double price)
         }
         if ( (pubp= LP_pubkeyadd(pubkey)) != 0 )
         {
-            //if ( (rand() % 100) == 0 )
+            if ( (rand() % 1000) == 0 )
                 printf("PRICEFEED UPDATE.(%-6s/%6s) %12.8f %s %12.8f\n",base,rel,price,bits256_str(str,pubkey),1./price);
             pubp->timestamp = (uint32_t)time(NULL);
             if ( fabs(pubp->matrix[basepp->ind][relpp->ind] - price) > SMALLVAL )
diff --git a/iguana/exchanges/LP_scan.c b/iguana/exchanges/LP_scan.c
index 193ee7e92..a8c33fc28 100644
--- a/iguana/exchanges/LP_scan.c
+++ b/iguana/exchanges/LP_scan.c
@@ -68,7 +68,7 @@ int32_t LP_scanblockchain(struct iguana_info *coin,int32_t startheight,int32_t e
         }
         n++;
         if ( (n % 1000) == 0 )
-            fprintf(stderr,"%.1f%% ",100. * (double)n/(endheight-startheight+1));
+            printf("%.1f%% ",100. * (double)n/(endheight-startheight+1));
     }
     return(endheight);
 }
@@ -100,7 +100,7 @@ int32_t komodo_bannedset(int32_t *indallvoutsp,bits256 *array,int32_t max)
     int32_t i;
     if ( sizeof(banned_txids)/sizeof(*banned_txids) > max )
     {
-        fprintf(stderr,"komodo_bannedset: buffer too small %ld vs %d\n",(long)sizeof(banned_txids)/sizeof(*banned_txids),max);
+        printf("komodo_bannedset: buffer too small %ld vs %d\n",(long)sizeof(banned_txids)/sizeof(*banned_txids),max);
         exit(-1);
     }
     for (i=0; i<sizeof(banned_txids)/sizeof(*banned_txids); i++)
diff --git a/iguana/exchanges/LP_swap.c b/iguana/exchanges/LP_swap.c
index a7cc3528b..65cbcefb0 100644
--- a/iguana/exchanges/LP_swap.c
+++ b/iguana/exchanges/LP_swap.c
@@ -747,7 +747,7 @@ void LP_bobloop(void *_swap)
 {
     uint8_t *data; int32_t maxlen,m,n; uint32_t expiration; struct basilisk_swap *swap = _swap;
     G.LP_pendingswaps++;
-    fprintf(stderr,"start swap iambob\n");
+    printf("start swap iambob\n");
     maxlen = 1024*1024 + sizeof(*swap);
     data = malloc(maxlen);
     expiration = (uint32_t)time(NULL) + LP_SWAPSTEP_TIMEOUT;
@@ -817,7 +817,7 @@ void LP_aliceloop(void *_swap)
     expiration = (uint32_t)time(NULL) + LP_SWAPSTEP_TIMEOUT;
     if ( swap != 0 )
     {
-        fprintf(stderr,"start swap iamalice pair.%d\n",swap->N.pair);
+        printf("start swap iamalice pair.%d\n",swap->N.pair);
         if ( LP_sendwait("pubkeys",60,swap->N.pair,swap,data,maxlen,LP_pubkeys_verify,LP_pubkeys_data) < 0 )
             printf("error LP_sendwait pubkeys\n");
         else if ( LP_sendwait("choosei",LP_SWAPSTEP_TIMEOUT,swap->N.pair,swap,data,maxlen,LP_choosei_verify,LP_choosei_data) < 0 )
@@ -910,12 +910,12 @@ int32_t instantdex_pubkeyargs(struct basilisk_swap *swap,int32_t numpubs,bits256
     {
         if ( swap->I.numpubs+2 >= numpubs )
             return(numpubs);
-        //fprintf(stderr,">>>>>> start generating %s\n",buf);
+        //printf(">>>>>> start generating %s\n",buf);
     }
     for (i=n=m=0; i<numpubs*100 && n<numpubs; i++)
     {
         pubi = instantdex_derivekeypair(swap->ctx,&privkey,pubkey,privkey,hash);
-        //fprintf(stderr,"i.%d n.%d numpubs.%d %02x vs %02x\n",i,n,numpubs,pubkey[0],firstbyte);
+        //printf("i.%d n.%d numpubs.%d %02x vs %02x\n",i,n,numpubs,pubkey[0],firstbyte);
         if ( pubkey[0] != firstbyte )
             continue;
         if ( n < 2 )
diff --git a/iguana/exchanges/LP_transaction.c b/iguana/exchanges/LP_transaction.c
index ad297bd75..66a24ee0f 100644
--- a/iguana/exchanges/LP_transaction.c
+++ b/iguana/exchanges/LP_transaction.c
@@ -490,7 +490,7 @@ int32_t iguana_signrawtransaction(void *ctx,char *symbol,uint8_t wiftaddr,uint8_
         if ( (txobj= bitcoin_hex2json(taddr,pubtype,p2shtype,isPoS,height,&txid,msgtx,rawtx,extraspace,extralen,serialized4,vins,V->suppress_pubkeys,zcash)) != 0 )
         {
             //printf("back from bitcoin_hex2json (%s)\n",jprint(vins,0));
-        } else fprintf(stderr,"no txobj from bitcoin_hex2json\n");
+        } else printf("no txobj from bitcoin_hex2json\n");
         //printf("call hex2json.(%s) vins.(%s)\n",rawtx,jprint(vins,0));
         if ( (numinputs= cJSON_GetArraySize(vins)) > 0 )
         {
@@ -593,7 +593,7 @@ int32_t iguana_signrawtransaction(void *ctx,char *symbol,uint8_t wiftaddr,uint8_
                     } else printf("interpreter passed\n");*/
                 } else printf("complete.%d\n",complete);
             } else printf("rwmsgtx error\n");
-        } else fprintf(stderr,"no inputs in vins.(%s)\n",vins!=0?jprint(vins,0):"null");
+        } else printf("no inputs in vins.(%s)\n",vins!=0?jprint(vins,0):"null");
         free(extraspace);
         free(serialized), free(serialized2), free(serialized3), free(serialized4);
     } else return(-1);