附件上传问题

app/controllers/shixuns_controller.rb

@@ -469,6 +469,8 @@ class ShixunsController < ApplicationController
 
 	# 实训测试集附件
 	def upload_data_sets
+		begin
+
 			upload_file = params["file"]
 			raise "未上传文件" unless upload_file
 			folder = edu_setting('shixun_folder')
@@ -500,6 +502,10 @@ class ShixunsController < ApplicationController
 				logger.info "文件已存在，id = #{@attachment.id}, filename = #{@attachment.filename}"
 			end
 			render_ok
+		rescue => e
+			uid_logger_error(e.message)
+			tip_exception(e.message)
+		end
 	end
 
 	# 多文件删除