在Excel发布完，执行预览报错，提示报表异常
（配置原来utf-8编码，但是发布就报错，后来改的gbk不报错了）
，报表异常
at smartbi.spreadsheetreport.core.GridDataFactory$a.a(Smartbi:506)
at ...(...)
at smartbix.augmenteddataset.util.AugmentedDataSetException.create(AugmentedDataSetException.java:34)
Caused by: smartbix.augmenteddataset.util.AugmentedDataSetException: 参数异常 -> Unexpected character ('\' (code 92)): was expecting double-quote to start field name
at [Source: (String)"{"views":[{"id":"c8d3e1f186ad1418500f17ce2dc5474a","name":"COMBINEDQUERY","alias":"鍗冲腑鏌ヨ Smartbi-logs.zip (885.32 K) | 
