diff --git a/src/frontend/inpcom.c b/src/frontend/inpcom.c
index 5943c8118..3551975ef 100644
--- a/src/frontend/inpcom.c
+++ b/src/frontend/inpcom.c
@@ -9944,7 +9944,6 @@ int add_to_sourcepath(const char* filepath, const char* path)
                 scan_new = next;
             }
             if (!addwl) {
-                wl_free(startwl);
                 wl_free(wl);
                 tfree(fpath);
                 return 0; // Not an error.
diff --git a/src/frontend/outitf.c b/src/frontend/outitf.c
index b2ef4681e..a59dc6030 100644
--- a/src/frontend/outitf.c
+++ b/src/frontend/outitf.c
@@ -153,11 +153,11 @@ OUTpBeginPlot(CKTcircuit *circuitPtr, JOB *analysisPtr,
                 "       is more than the DRAM memory available (%sB)!\n",
                 cmemrequ, n, ctimesteps, cmemavail);
             fprintf(stderr, "       Swapping data to SSD may slow down the simulation.\n");
+            tfree(cmemrequ);
+            tfree(cmemavail);
+            tfree(ctimesteps);
 #endif
         }
-        tfree(cmemrequ);
-        tfree(cmemavail);
-        tfree(ctimesteps);
     }
 
     return ret;
diff --git a/src/maths/ni/niiter.c b/src/maths/ni/niiter.c
index 9f06a62df..85da8ecd7 100644
--- a/src/maths/ni/niiter.c
+++ b/src/maths/ni/niiter.c
@@ -278,7 +278,6 @@ NIiter(CKTcircuit *ckt, int maxIter)
                     fprintf(stderr, "too many iterations without convergence: %d iter's (max iter == %d)\n",
                     iterno, maxIter);
 #endif
-                    FREE(errMsg);
                 }
                 FREE(OldCKTstate0);
                 return(E_ITERLIM);