diff --git a/src/server/slave.c b/src/server/slave.c
--- a/src/server/slave.c
+++ b/src/server/slave.c
@@ -171,7 +171,10 @@ int main(int argc, char *argv[])
         free(outputExt);
 
         /* Execute blender */
-        exec_blender(pathtoJobfile, pathtoOutput, framenum); /* @TODO: This warning should be fixed :D */
+        if(exec_blender(pathtoJobfile, pathtoOutput, framenum)){ /* @TODO: This warning should be fixed :D */
+            fprintf(stderr,"Error running Blender. Check your installation and/or your PATH.");
+            return 1;
+        }
         free(pathtoJobfile);
 
         /* When blender is finished, run this... */