diff --git a/cmd/application.go b/cmd/application.go
index 5c7f2dc..96efc7c 100644
--- a/cmd/application.go
+++ b/cmd/application.go
@@ -2,6 +2,8 @@ package cmd
 
 import (
 	"log/slog"
+	"strings"
+	"fmt"
 
 	"github.com/ayn2op/discordo/internal/config"
 	"github.com/ayn2op/discordo/internal/keyring"
@@ -9,13 +11,14 @@ import (
 	"github.com/ayn2op/discordo/internal/ui"
 	"github.com/ayn2op/tview"
 	"github.com/gdamore/tcell/v2"
+	"golang.design/x/clipboard"
 )
 
 const (
 	flexPageName            = "flex"
 	mentionsListPageName    = "mentionsList"
 	attachmentsListPageName = "attachmentsList"
-	confirmModalPageName    = "confirmModal"
+	modalPageName           = "modalPageName"
 )
 
 type application struct {
@@ -131,7 +134,7 @@ func (a *application) onPagesInputCapture(event *tcell.EventKey) *tcell.EventKey
 		a.quit()
 
 		if err := keyring.DeleteToken(); err != nil {
-			slog.Error("failed to delete token from keyring", "err", err)
+			a.onError("Failed to delete token from keyring", err)
 			return nil
 		}
 
@@ -202,22 +205,60 @@ func (a *application) focusNext() {
 	}
 }
 
-func (a *application) showConfirmModal(prompt string, buttons []string, onDone func(label string)) {
+func (a *application) onError(msg string, err error, info ...any) {
+	slog.Error(msg, append(info, "err", err)...)
+	a.showErrorModal(msg, err.Error(), info...)
+}
+
+func (a *application) showModal(title, prompt string, buttons []string, onDone func(label string)) {
 	previousFocus := a.GetFocus()
 
-	modal := tview.NewModal().
+	modal := tview.NewModal()
+	modal.Box = ui.ConfigureBox(modal.Box, &a.cfg.Theme)
+	modal.
 		SetText(prompt).
 		AddButtons(buttons).
 		SetDoneFunc(func(_ int, buttonLabel string) {
-			a.pages.RemovePage(confirmModalPageName).SwitchToPage(flexPageName)
+			a.pages.
+				RemovePage(modalPageName).
+				SwitchToPage(flexPageName)
 			a.SetFocus(previousFocus)
 
 			if onDone != nil {
 				onDone(buttonLabel)
 			}
-		})
+		}).
+		SetTitle(title).
+		SetTitleAlignment(tview.AlignmentCenter)
 
 	a.pages.
-		AddAndSwitchToPage(confirmModalPageName, ui.Centered(modal, 0, 0), true).
+		AddAndSwitchToPage(modalPageName, ui.Centered(modal, 0, 0), true).
 		ShowPage(flexPageName)
+	a.SetFocus(modal)
+}
+
+func (a *application) showConfirmModal(prompt string, buttons []string, onDone func(label string)) {
+	a.showModal("", prompt, buttons, onDone)
+}
+
+func (a *application) showErrorModal(msg, err string, info ...any) {
+	a.showModal("[ ERROR ]", msg + "\nReason: " + err, []string{"Copy", "OK"}, func(label string) {
+		if label != "Copy" {
+			return
+		}
+		res := &strings.Builder{}
+		fmt.Fprintf(res, "%s\nReason: %s", msg, err)
+		for i := 0; i < len(info)-1; i += 2 {
+			fmt.Fprintf(res, "\n%v: %#v", info[i], info[i+1])
+		}
+		// Do as log/slog does. "!BADKEY" for last odd argument.
+		if (len(info) % 2) == 1 {
+			fmt.Fprintf(res, "\n!BADKEY: %#v", info[len(info)-1])
+		}
+		go clipboard.Write(clipboard.FmtText, []byte(res.String()))
+	})
+}
+
+func (a *application) showInfoModal(text string) {
+	a.showModal("[ INFO ]", text, []string{"OK"}, nil)
 }
diff --git a/cmd/guilds_tree.go b/cmd/guilds_tree.go
index a127525..6a22d8a 100644
--- a/cmd/guilds_tree.go
+++ b/cmd/guilds_tree.go
@@ -2,7 +2,6 @@ package cmd
 
 import (
 	"fmt"
-	"log/slog"
 	"sort"
 
 	"github.com/ayn2op/discordo/internal/config"
@@ -53,7 +52,7 @@ func (gt *guildsTree) createFolderNode(folder gateway.GuildFolder) {
 	for _, gID := range folder.GuildIDs {
 		guild, err := discordState.Cabinet.Guild(gID)
 		if err != nil {
-			slog.Error("failed to get guild from state", "guild_id", gID, "err", err)
+			app.onError("Failed to get guild from state", err, "guild_id", gID)
 			continue
 		}
 
@@ -156,7 +155,7 @@ func (gt *guildsTree) onSelected(node *tview.TreeNode) {
 
 		channels, err := discordState.Cabinet.Channels(ref)
 		if err != nil {
-			slog.Error("failed to get channels", "err", err, "guild_id", ref)
+			app.onError("Failed to get channels", err, "guild_id", ref)
 			return
 		}
 
@@ -168,7 +167,7 @@ func (gt *guildsTree) onSelected(node *tview.TreeNode) {
 	case discord.ChannelID:
 		channel, err := discordState.Cabinet.Channel(ref)
 		if err != nil {
-			slog.Error("failed to get channel", "channel_id", ref)
+			app.onError("Failed to get channel", err, "channel_id", ref)
 			return
 		}
 
@@ -176,7 +175,7 @@ func (gt *guildsTree) onSelected(node *tview.TreeNode) {
 
 		messages, err := discordState.Messages(channel.ID, uint(gt.cfg.MessagesLimit))
 		if err != nil {
-			slog.Error("failed to get messages", "err", err, "channel_id", channel.ID, "limit", gt.cfg.MessagesLimit)
+			app.onError("Failed to get messages", err, "channel_id", channel.ID, "limit", gt.cfg.MessagesLimit)
 			return
 		}
 
@@ -203,7 +202,7 @@ func (gt *guildsTree) onSelected(node *tview.TreeNode) {
 	case nil: // Direct messages
 		channels, err := discordState.PrivateChannels()
 		if err != nil {
-			slog.Error("failed to get private channels", "err", err)
+			app.onError("Failed to get private channels", err)
 			return
 		}
 
diff --git a/cmd/message_input.go b/cmd/message_input.go
index 5529eff..4385dbe 100644
--- a/cmd/message_input.go
+++ b/cmd/message_input.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"fmt"
 	"io"
-	"log/slog"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -60,7 +59,7 @@ func newMessageInput(cfg *config.Config) *messageInput {
 	}
 
 	if err := clipboard.Init(); err != nil {
-		slog.Warn("failed to init clipboard", "err", err)
+		app.onError("Failed to init clipboard", err)
 	} else {
 		mi.
 			SetClipboard(func(s string) {
@@ -176,13 +175,13 @@ func (mi *messageInput) send() {
 	if mi.edit {
 		m, err := app.messagesList.selectedMessage()
 		if err != nil {
-			slog.Error("failed to get selected message", "err", err)
+			app.onError("Failed to get selected message", err)
 			return
 		}
 
 		data := api.EditMessageData{Content: option.NewNullableString(text)}
 		if _, err := discordState.EditMessageComplex(m.ChannelID, m.ID, data); err != nil {
-			slog.Error("failed to edit message", "err", err)
+			app.onError("Failed to edit message", err)
 		}
 
 		mi.edit = false
@@ -190,7 +189,7 @@ func (mi *messageInput) send() {
 		data := mi.sendMessageData
 		data.Content = text
 		if _, err := discordState.SendMessageComplex(app.guildsTree.selectedChannelID, *data); err != nil {
-			slog.Error("failed to send message in channel", "channel_id", app.guildsTree.selectedChannelID, "err", err)
+			app.onError("Failed to send message in channel", err, "channel_id", app.guildsTree.selectedChannelID)
 		}
 	}
 
@@ -272,7 +271,7 @@ func (mi *messageInput) tabComplete(isAuto bool) {
 
 			members, err := discordState.Cabinet.Members(gID)
 			if err != nil {
-				slog.Error("failed to get members from state", "guild_id", gID, "err", err)
+				app.onError("Failed to get members from state", err, "guild_id", gID)
 				return
 			}
 
@@ -319,7 +318,7 @@ func (mi *messageInput) tabComplete(isAuto bool) {
 		mi.mentionsList.Clear()
 		mems, err := discordState.Cabinet.Members(gID)
 		if err != nil {
-			slog.Error("fetching members failed", "err", err)
+			app.onError("Fetching members failed", err)
 			return
 		}
 		res := fuzzy.FindFrom(name, memberList(mems))
@@ -349,7 +348,7 @@ func (m memberList) Len() int            { return len(m) }
 func channelHasUser(cID discord.ChannelID, id discord.UserID) bool {
 	perms, err := discordState.Permissions(cID, id)
 	if err != nil {
-		slog.Error("can't get permissions", "channel", cID, "user", id)
+		app.onError("Can't get permissions", err, "channel", cID, "user", id)
 		return false
 	}
 	return perms.Has(discord.PermissionViewChannel)
@@ -440,7 +439,7 @@ func (mi *messageInput) addMentionItem(gID discord.GuildID, m *discord.Member) b
 
 	presence, err := discordState.Cabinet.Presence(gID, m.User.ID)
 	if err != nil {
-		slog.Info("failed to get presence from state", "guild_id", gID, "user_id", m.User.ID, "err", err)
+		app.onError("Failed to get presence from state", err, "guild_id", gID, "user_id", m.User.ID)
 	}
 
 	if presence != nil && presence.Status == discord.OfflineStatus {
@@ -468,7 +467,7 @@ func (mi *messageInput) stopTabCompletion() {
 func (mi *messageInput) editor() {
 	file, err := os.CreateTemp("", tmpFilePattern)
 	if err != nil {
-		slog.Error("failed to create tmp file", "err", err)
+		app.onError("Failed to create tmp file", err)
 		return
 	}
 	defer file.Close()
@@ -484,14 +483,14 @@ func (mi *messageInput) editor() {
 	app.Suspend(func() {
 		err := cmd.Run()
 		if err != nil {
-			slog.Error("failed to run command", "args", cmd.Args, "err", err)
+			app.onError("Failed to run command", err, "args", cmd.Args)
 			return
 		}
 	})
 
 	msg, err := os.ReadFile(file.Name())
 	if err != nil {
-		slog.Error("failed to read tmp file", "name", file.Name(), "err", err)
+		app.onError("Failed to read tmp file", err, "name", file.Name())
 		return
 	}
 
@@ -514,14 +513,14 @@ func (mi *messageInput) openFilePicker() {
 
 	paths, err := zenity.SelectFileMultiple()
 	if err != nil {
-		slog.Error("failed to open file dialog", "err", err)
+		app.onError("Failed to open file dialog", err)
 		return
 	}
 
 	for _, path := range paths {
 		file, err := os.Open(path)
 		if err != nil {
-			slog.Error("failed to open file", "path", path, "err", err)
+			app.onError("Failed to open file", err, "path", path)
 			continue
 		}
 
diff --git a/cmd/messages_list.go b/cmd/messages_list.go
index 0b45a85..02530d2 100644
--- a/cmd/messages_list.go
+++ b/cmd/messages_list.go
@@ -5,7 +5,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"log/slog"
 	"net/http"
 	"os"
 	"path/filepath"
@@ -145,7 +144,7 @@ func (ml *messagesList) drawAuthor(message discord.Message) {
 	if message.GuildID.IsValid() {
 		member, err := discordState.Cabinet.Member(message.GuildID, message.Author.ID)
 		if err != nil {
-			slog.Error("failed to get member from state", "guild_id", message.GuildID, "member_id", message.Author.ID, "err", err)
+			app.onError("Failed to get member from state", err, "guild_id", message.GuildID, "user", message.Author)
 		} else {
 			if member.Nick != "" {
 				name = member.Nick
@@ -294,13 +293,13 @@ func (ml *messagesList) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 func (ml *messagesList) _select(name string) {
 	ms, err := discordState.Cabinet.Messages(app.guildsTree.selectedChannelID)
 	if err != nil {
-		slog.Error("failed to get messages", "err", err, "channel_id", app.guildsTree.selectedChannelID)
+		app.onError("Failed to get messages", err, "channel_id", app.guildsTree.selectedChannelID)
 		return
 	}
 
 	msgIdx, err := ml.selectedMessageIndex()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
@@ -349,7 +348,7 @@ func (ml *messagesList) onHighlighted(added, removed, remaining []string) {
 	if len(added) > 0 {
 		id, err := discord.ParseSnowflake(added[0])
 		if err != nil {
-			slog.Error("Failed to parse region id as int to use as message id.", "err", err)
+			app.onError("Failed to parse region id as int to use as message id", err)
 			return
 		}
 
@@ -360,7 +359,7 @@ func (ml *messagesList) onHighlighted(added, removed, remaining []string) {
 func (ml *messagesList) yankID() {
 	msg, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
@@ -370,7 +369,7 @@ func (ml *messagesList) yankID() {
 func (ml *messagesList) yankContent() {
 	msg, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
@@ -380,7 +379,7 @@ func (ml *messagesList) yankContent() {
 func (ml *messagesList) yankURL() {
 	msg, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
@@ -390,7 +389,7 @@ func (ml *messagesList) yankURL() {
 func (ml *messagesList) open() {
 	msg, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
@@ -492,45 +491,45 @@ func (ml *messagesList) showAttachmentsList(urls []string, attachments []discord
 func (ml *messagesList) openAttachment(attachment discord.Attachment) {
 	resp, err := http.Get(attachment.URL)
 	if err != nil {
-		slog.Error("failed to fetch the attachment", "err", err, "url", attachment.URL)
+		app.onError("Failed to fetch the attachment", err, "url", attachment.URL)
 	}
 	defer resp.Body.Close()
 
 	path := filepath.Join(consts.CacheDir(), "attachments")
 	if err := os.MkdirAll(path, os.ModePerm); err != nil {
-		slog.Error("failed to create attachments dir", "err", err, "path", path)
+		app.onError("Failed to create attachments dir", err, "path", path)
 		return
 	}
 
 	path = filepath.Join(path, attachment.Filename)
 	file, err := os.Create(path)
 	if err != nil {
-		slog.Error("failed to create attachment file", "err", err, "path", path)
+		app.onError("Failed to create attachment file", err, "path", path)
 		return
 	}
 	defer file.Close()
 
 	if _, err := io.Copy(file, resp.Body); err != nil {
-		slog.Error("failed to copy attachment to file", "err", err)
+		app.onError("Failed to copy attachment to file", err)
 		return
 	}
 
 	if err := open.Start(path); err != nil {
-		slog.Error("failed to open attachment file", "err", err, "path", path)
+		app.onError("Failed to open attachment file", err, "path", path)
 		return
 	}
 }
 
 func (ml *messagesList) openURL(url string) {
 	if err := open.Start(url); err != nil {
-		slog.Error("failed to open URL", "err", err, "url", url)
+		app.onError("Failed to open URL", err, "url", url)
 	}
 }
 
 func (ml *messagesList) reply(mention bool) {
 	msg, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
@@ -538,7 +537,7 @@ func (ml *messagesList) reply(mention bool) {
 	if msg.GuildID.IsValid() {
 		member, err := discordState.Cabinet.Member(msg.GuildID, msg.Author.ID)
 		if err != nil {
-			slog.Error("failed to get member from state", "guild_id", msg.GuildID, "member_id", msg.Author.ID, "err", err)
+			app.onError("Failed to get member from state", err, "guild_id", msg.GuildID, "member_id", msg.Author.ID)
 		} else {
 			if member.Nick != "" {
 				name = member.Nick
@@ -564,18 +563,18 @@ func (ml *messagesList) reply(mention bool) {
 func (ml *messagesList) edit() {
 	message, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
 	me, err := discordState.Cabinet.Me()
 	if err != nil {
-		slog.Error("failed to get client user (me)", "err", err)
+		app.onError("Failed to get client user (me)", err)
 		return
 	}
 
 	if message.Author.ID != me.ID {
-		slog.Error("failed to edit message; not the author", "channel_id", message.ChannelID, "message_id", message.ID)
+		app.onError("Failed to edit message", errors.New("You are not the author"), "channel_id", message.ChannelID, "message_id", message.ID)
 		return
 	}
 
@@ -602,25 +601,25 @@ func (ml *messagesList) confirmDelete() {
 func (ml *messagesList) delete() {
 	msg, err := ml.selectedMessage()
 	if err != nil {
-		slog.Error("failed to get selected message", "err", err)
+		app.onError("Failed to get selected message", err)
 		return
 	}
 
 	if msg.GuildID.IsValid() {
 		me, err := discordState.Cabinet.Me()
 		if err != nil {
-			slog.Error("failed to get client user (me)", "err", err)
+			app.onError("Failed to get client user (me)", err)
 			return
 		}
 
 		if msg.Author.ID != me.ID && !discordState.HasPermissions(msg.ChannelID, discord.PermissionManageMessages) {
-			slog.Error("failed to delete message; missing relevant permissions", "channel_id", msg.ChannelID, "message_id", msg.ID)
+			app.onError("Failed to delete message", errors.New("Permission denied."), "channel_id", msg.ChannelID, "message_id", msg.ID)
 			return
 		}
 	}
 
 	if err := discordState.DeleteMessage(app.guildsTree.selectedChannelID, msg.ID, ""); err != nil {
-		slog.Error("failed to delete message", "channel_id", app.guildsTree.selectedChannelID, "message_id", msg.ID, "err", err)
+		app.onError("Failed to delete message", err, "channel_id", app.guildsTree.selectedChannelID, "message_id", msg.ID)
 		return
 	}
 
@@ -628,7 +627,7 @@ func (ml *messagesList) delete() {
 	ml.Highlight()
 
 	if err := discordState.MessageRemove(app.guildsTree.selectedChannelID, msg.ID); err != nil {
-		slog.Error("failed to delete message", "channel_id", app.guildsTree.selectedChannelID, "message_id", msg.ID, "err", err)
+		app.onError("Failed to delete message", err, "channel_id", app.guildsTree.selectedChannelID, "message_id", msg.ID)
 		return
 	}
 
@@ -650,7 +649,7 @@ func (ml *messagesList) requestGuildMembers(gID discord.GuildID, ms []discord.Me
 			UserIDs:  slices.Compact(usersToFetch),
 		})
 		if err != nil {
-			slog.Error("failed to request guild members", "guild_id", gID, "err", err)
+			app.onError("Failed to request guild members", err, "guild_id", gID)
 			return
 		}
 
diff --git a/cmd/state.go b/cmd/state.go
index bcf083a..faced45 100644
--- a/cmd/state.go
+++ b/cmd/state.go
@@ -152,7 +152,7 @@ func onMessageCreate(message *gateway.MessageCreateEvent) {
 	}
 
 	if err := notifications.Notify(discordState, message, app.cfg); err != nil {
-		slog.Error("Notification failed", "err", err)
+		app.onError("Notification failed", err)
 	}
 }
 
@@ -166,7 +166,7 @@ func onMessageDelete(message *gateway.MessageDeleteEvent) {
 	if app.guildsTree.selectedChannelID == message.ChannelID {
 		messages, err := discordState.Cabinet.Messages(message.ChannelID)
 		if err != nil {
-			slog.Error("failed to get messages from state", "err", err, "channel_id", message.ChannelID)
+			app.onError("Failed to get messages from state", err, "channel_id", message.ChannelID)
 			return
 		}