diff --git a/api/service/UserCaCert.go b/api/service/UserCaCert.go
index 996f7d0..c4527aa 100644
--- a/api/service/UserCaCert.go
+++ b/api/service/UserCaCert.go
@@ -764,6 +764,11 @@ func (r *UserCaCertService) GetHospitalCloudCert() (g *dto.UserCaCertDto, err er
 	maps["ca_pin"] = userId
 	maps["type"] = 2
 	userCaCert, _ := userCaCertDao.GetUserCaCert(maps)
+	if userCaCert == nil {
+		// 如果找不到证书，可以返回 nil，或者返回一个特定的业务 error (如: errors.New("暂无医院证书"))
+		return nil, nil
+	}
+
 	g = dto.GetUserCaCertDto(userCaCert)
 
 	return g, nil