diff --git a/pages/print/bluetoothPrinter.vue b/pages/print/bluetoothPrinter.vue
index cdb3ec1..0d25868 100644
--- a/pages/print/bluetoothPrinter.vue
+++ b/pages/print/bluetoothPrinter.vue
@@ -374,7 +374,6 @@ export default {
 				// 2.建议每次写入不超过20字节
 				// 分包处理，延时调用 
 				const maxChunk = 20;
-				const delay = 20;
 				for (let i = 0, j = 0, length = buffer.byteLength; i < length; i += maxChunk, j++) {
 					let subPackage = buffer.slice(i, i + maxChunk <= length ? (i + maxChunk) : length);
 					try{
@@ -382,7 +381,8 @@ export default {
 					}catch(msg){
 						console.log("printbuffs:异常==", msg)
 						showToast('分段printbuff异常', msg)
-						return reject(msg)
+						reject(msg)
+						return
 					}
 				}
 				resolve()