Calling `*txoutset` calls in the console has been broken since #19056. The addition of the `RpcInterruptionPoint()` calls means that any user running the GUI without passing `-server`, will just see ["Shutting down"](https://github.com/bitcoin/bitcoin/blob/b33136b6ba9887f7db651c4c5264ca7f2f601df7/src/rpc/server.cpp#L325) printed to the console:

![console](https://user-images.githubusercontent.com/863730/84460760-55599a80-ac9d-11ea-8720-a718edde75dd.png)

cc @MarcoFalke 
break; 
            FILE *file = OpenBlockFile(pos, true);
            if (!file)
                break; 
            LogPrintf("Reindexing block file blk%05u.dat...\n", (unsigned int)nFile);
            LoadExternalBlockFile(chainparams, file, &pos);
            if (ShutdownRequested()) {
                LogPrintf("Shutdown requested. Exit %s\n", __func__);
                return;
            }
            nFile++;
        }
        pblocktree->WriteReindexing(false);
        fReindex = false;
        LogPrintf("Reindexing finished\n");
        
        LoadGenesisBlock(chainparams);
    }
    
    for (const fs::path& path : vImportFiles) {
        FILE *file = fsbridge::fopen(path, "rb");
        if (file) {
            LogPrintf("Importing blocks file %s...\n", path.string());
            LoadExternalBlockFile(chainparams, file);
            if (ShutdownRequested()) {
                LogPrintf("Shutdown requested. Exit %s\n", __func__);
                return;
            }
        } else {
            LogPrintf("Warning: Could not open blocks file %s\n", path.string());