First report the issue to fsidophelpdesk@infosys.com , get the ticket number and wait for the solution. 
If there is no solution in time, please follow the following. 
(i) If transactions are not posted and accounts are not verified
MAKE AN ERROR ENTRY WITH ALL DETAILS
(a) Delete the transactions in HTM
(b) Cancel the accounts in Account opening menu.
(c) In case of NSC/KVP, if user does not know registration number , search the same by providing CIF. Even then unable to find , then use HOAACVTD by providing account number in Temporary account number field and visit all the tabs. 

(ii) If transactions are posted or partly posted WITHOUT CHECKING WITH VOUCHER and accounts are not verified
MAKE AN ERROR ENTRY WITH ALL DETAILS
(a) If partly posted, user can not be deleted and transaction should be posted

(b) If partly posted, because of insufficient fund, fund the source account by making an error entry and by taking approval from head of the office and post the transaction. (After doing exceptional closing , closure proceedings may be transferred to the account from which amount was transferred). This should be done only by getting approval. 

(c) Verify the account in Account opening verification menu.

(d) In case of NSC/KVP, if user does not know registration number , search the same by providing CIF. Even then unable to find , then use HOAACVTD and visit all the tabs before verification. Otherwise it will not allow the user to verify

(e) After verification of account opening, account can be exceptionally closed in regular account closure menu and closure amount may be transferred to the office account / source account from which amount was transferred 

(iii) If agent commission is posted in excess.
MAKE AN ERROR ENTRY
Agent commission transaction contains 3 records (1) Debiting from Agent commission office account (2) Crediting in TDS office account (3) Crediting in Agent SB account.

After completion of entire work, (1) contact CEPT though email by providing transaction IDs to know which are the office accounts involved and intimate over phone (2) CEPT will make necessary changes in Agent commission office account and TDS office accounts and inform (3) Then User will transfer excess amount by debiting Agent’s SB account & TDS account and credit into Agent’s commission account. While doing this no other user should be logged in other than user who will do the contra transaction. (4) This should be done within 10-15 minutes and intimate to CEPT through email and over phone. (5) CEPT will revert back the changes and inform (6) After getting confirmation from CEPT, User can start EOD. 

Agent commission reversal entry may be done on any working day, if it is not feasible to do on the same day. 

Please note that this is only work around , it should not be regular practice. If user gets " Could not get responce from Server", user should check HFTI / HAFI to know whether transaction/ account is created or not. Without checking, user should not do other transaction .