if you select less than 6 options on the picture, post can submit successfully. If you select all of them, post submission will report an error 
the environmental background of the problems and what methods you have tried
related codes
/ / Please paste the code text below (do not replace the code with pictures)
js:
let data = {
GroupName: userJsonStr.groupName,
FactoryName: userJsonStr.factoryName,
ProductName: userJsonStr.productName,
MainDetail: this.$route.params.answers
}
let pars = JSON.stringify(data)
axios.post("http://101.200.221.152:8095/AddMainInfo?basInfo=" + pars)
.then(function (response) {
console.log(response)
})
.catch(function (error) {
console.log(error)
})what result do you expect? What is the error message actually seen?
what is the reason for this