Question

当我尝试保存receiveTransaction时，我得到了这个异常

引起：org.postgresql.util.PSQLException：错误：“letter_id”列中的空值违反非空约束细节：失败的行包含（5,0，RECEIVE，67，nraed，2015-06-22 12：56：17.111，null，ملوخية，3，null，1，f，1，DONE，ps.police.parchive.LetterTransaction ，空值）。 at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse（QueryExecutorImpl.java:2161） at org.postgresql.core.v3.QueryExecutorImpl.processResults（QueryExecutorImpl.java:1890） at org.postgresql.core.v3.QueryExecutorImpl.execute（QueryExecutorImpl.java:255） at org.postgresql.jdbc2.AbstractJdbc2Statement.execute（AbstractJdbc2Statement.java:560） at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags（AbstractJdbc2Statement.java:417） at org.postgresql.jdbc2.AbstractJdbc2Statement.executeUpdate（AbstractJdbc2Statement.java:363） ... 9更多

Letter hasMany letterTransaction

LetterTransaction Domain：

$('#Amount').keyup(function() {
   var price = parseFloat($('#price').text());
   $('#result').text(price * parseFloat($(this).val()));
});

}

控制器中的

class LetterTransaction {
ActionEnum action
Date dateTime
Party party
ArchiveStructure archiveStructure
Boolean reviewed = Boolean.FALSE
TransactionStatus status=TransactionStatus.PENDING
String notes
Long sequence
LetterTransaction relatedTransaction

RelatedLetter relatedLetter
List signs          = new ArrayList()
List reviewLogs     = new ArrayList()
List divisionPathes = new ArrayList()
List targets = new ArrayList()
String createdBy
boolean deleted

static transients = ['deleted']

static belongsTo = [letter:Letter]
static hasMany = [
        targets:Party,
        // related letters in case this letter is related to other letters (Attachments)

        // actions have bean specified by organization manager التاشيرات
        signs:Sign,
        // all reviewing actions have bean taken for this letter
        reviewLogs:ReviewLog,
        // this devision path describes where scans have bean saved, according the ArchiveStructure for this letter
        divisionPathes:DivisionPath
]

Answer 1

我不知道原因是我通过在添加letterTransaction而不是保存receiveTransaction之后保存字母实例来修复此问题。这太奇怪了。

Grails 2.5.0 null id为持久化对象

1 个答案: