diff --git a/controllers/api_controller.go b/controllers/api_controller.go
index 66ad61fa1..dd8854f91 100644
--- a/controllers/api_controller.go
+++ b/controllers/api_controller.go
@@ -200,7 +200,7 @@ func (c *ApiController) AddPrinter(dataMap map[string]interface{}) (data, errCod
 			return buildParamErrCodeAndErr(keyPrintKey)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	name = dataMap[keyName].(string)
 	if err = cms.AddPrinter(appID, printNo, printKey, name); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
@@ -222,7 +222,7 @@ func (c *ApiController) DelPrinter(dataMap map[string]interface{}) (data, errCod
 			return buildParamErrCodeAndErr(keyPrintNo)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	if err = cms.DelPrinter(appID, printNo); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
 	}
@@ -250,7 +250,7 @@ func (c *ApiController) UpdatePrinter(dataMap map[string]interface{}) (data, err
 			return buildParamErrCodeAndErr(keyName)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	if err = cms.UpdatePrinter(appID, printNo, name); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
 	}
@@ -271,7 +271,7 @@ func (c *ApiController) DelPrinterSeq(dataMap map[string]interface{}) (data, err
 			return buildParamErrCodeAndErr(keyPrintNo)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	if err = cms.DelPrinterSeq(appID, printNo); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
 	}
@@ -306,7 +306,7 @@ func (c *ApiController) DoPrint(dataMap map[string]interface{}) (data, errCode s
 			return buildParamErrCodeAndErr(keyOrderNo)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	msgID := time.Now().Format("20060102150405") + "_" + jxutils.RandStringBytes(8)
 	if err = cms.DoPrint(appID, msgID, content, printNo, orderNo); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
@@ -328,7 +328,7 @@ func (c *ApiController) GetPrintMsg(dataMap map[string]interface{}) (data, errCo
 			return buildParamErrCodeAndErr(keyMsgID)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	if printMsg, err := cms.GetPrintMsg(appID, msgID); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
 	} else if printMsg == nil {
@@ -357,7 +357,7 @@ func (c *ApiController) GetPrinterStatus(dataMap map[string]interface{}) (data,
 			return buildParamErrCodeAndErr(keyPrintNo)
 		}
 	}
-	appID = dataMap[keyAppID].(int)
+	appID = utils.Str2Int(dataMap[keyAppID].(string))
 	if status, err := cms.GetPrinterStatus(appID, printNo); err != nil {
 		return "", model.ErrCodeGeneralFailed, err
 	} else {