diff --git a/iguana/exchanges/LP_include.h b/iguana/exchanges/LP_include.h
index 18eef0634..ad95be0d9 100644
--- a/iguana/exchanges/LP_include.h
+++ b/iguana/exchanges/LP_include.h
@@ -556,6 +556,7 @@ uint16_t LP_randpeer(char *destip);
 void LP_tradebot_pauseall();
 int32_t LP_etomic_pub2addr(char *coinaddr,uint8_t pub64[64]);
 void LP_portfolio_reset();
+int32_t LP_autoref_clear(char *base,char *rel);
 int32_t bitcoin_addr2rmd160(char *symbol,uint8_t taddr,uint8_t *addrtypep,uint8_t rmd160[20],char *coinaddr);
 struct LP_pubkey_info *LP_pubkeyadd(bits256 pubkey);
 uint32_t LP_atomic_locktime(char *base,char *rel);
diff --git a/iguana/exchanges/LP_portfolio.c b/iguana/exchanges/LP_portfolio.c
index c7c32cdef..49c1ca1ef 100644
--- a/iguana/exchanges/LP_portfolio.c
+++ b/iguana/exchanges/LP_portfolio.c
@@ -455,6 +455,23 @@ double LP_tickered_price(int32_t bidask,char *base,char *rel,double price,cJSON
     return(price);
 }
 
+int32_t LP_autoref_clear(char *base,char *rel)
+{
+    int32_t i; char *base,*rel;
+    for (i=0; i<num_LP_autorefs; i++)
+    {
+        rel = LP_autorefs[i].rel;
+        base = LP_autorefs[i].base;
+        if ( (strcmp(rel,LP_autorefs[i].rel) == 0 && strcmp(base,LP_autorefs[i].base) == 0) ||
+            (strcmp(base,LP_autorefs[i].rel) == 0 && strcmp(rel,LP_autorefs[i].base) == 0) )
+        {
+            memset(&LP_autorefs[i],0,sizeof(LP_autorefs[i]));
+            return(i);
+        }
+    }
+    return(-1);
+}
+
 void LP_autoprice_iter(void *ctx,struct LP_priceinfo *btcpp)
 {
     static cJSON *tickerjson; static uint32_t lasttime;
@@ -540,6 +557,8 @@ void LP_autoprice_iter(void *ctx,struct LP_priceinfo *btcpp)
     {
         rel = LP_autorefs[i].rel;
         base = LP_autorefs[i].base;
+        if ( rel[0] == 0 || base[0] == 0 )
+            continue;
         buymargin = LP_autorefs[i].buymargin;
         sellmargin = LP_autorefs[i].sellmargin;
         offset = LP_autorefs[i].offset;
diff --git a/iguana/exchanges/LP_prices.c b/iguana/exchanges/LP_prices.c
index 453825a44..f160561b4 100644
--- a/iguana/exchanges/LP_prices.c
+++ b/iguana/exchanges/LP_prices.c
@@ -532,6 +532,7 @@ int32_t LP_mypriceset(int32_t *changedp,char *base,char *rel,double price)
             relpp->sellmargins[basepp->ind] = 0.;
             relpp->offsets[basepp->ind] = 0.;
             relpp->factors[basepp->ind] = 0.;
+            LP_autoref_clear(base,rel);
             margin = 0.;
         }
         else if ( (minprice= basepp->minprices[relpp->ind]) > SMALLVAL && price < minprice )