diff --git a/src_main/io_devices/pibinarylog.cpp b/src_main/io_devices/pibinarylog.cpp
index 40960605..184a070b 100644
--- a/src_main/io_devices/pibinarylog.cpp
+++ b/src_main/io_devices/pibinarylog.cpp
@@ -142,8 +142,9 @@ bool PIBinaryLog::closeDevice() {
 	is_indexed = false;
 	index.clear();
 	index_pos.clear();
+	bool e = isEmpty();
 	log_size = 0;
-	if (canWrite() && isEmpty()) {
+	if (canWrite() && e) {
 		file.remove();
 		return true;
 	}