The collection's state is no longer correct

Q:The collection’s state is no longer correct

2023-04-13 07:48:11 EROR RG3.DO.Core.DbContext SQL执行异常【】 System.InvalidOperationException: Operations that change non-concurrent collections must have exclusive access. A concurrent update was performed on this collection and corrupted its state. The collection's state is no longer correct.
   at System.Collections.Generic.Dictionary`2.FindValue(TKey key)
   at System.Collections.Generic.Dictionary`2.ContainsKey(TKey key)
   at RG3.DO.Abstractions.Entity.DbConnectionStringCollection.ContainsKey(String key) in C:\0_RG\Code\RG6.PF\rg3-pf\RG3.DO.Abstractions\Entity\DbConnectionStringCollection.cs:line 69
   at RG3.DO.Core.DbProviderManager.GetConnectionString(PFGlobalParameter pfParams, String connectionStringName, String path) in C:\0_RG\Code\RG6.PF\rg3-pf\RG3.DO.Core\DbProviderManager.cs:line 151
   at RG3.DO.Core.DbConnectionStringManager.get_Item(PFGlobalParameter pfParams, String connectionStringName) in C:\0_RG\Code\RG6.PF\rg3-pf\RG3.DO.Core\DbConnectionStringManager.cs:line 40
   at RG3.DO.Core.DbConnectionProvider.GetConnection(PFGlobalParameter pfParams, String connName, ReadWriteMode mode, DbConnectionString dbConnectionString) in C:\0_RG\Code\RG6.PF\rg3-pf\RG3.DO.Core\DbConnectionProvider.cs:line 129

A:重启服务